This Week in Gardening & Nature

Plant of the Week: Violas

Start Indoors This Week: Peppers, Tomatillo, Tomatoes
Sow Outdoors This Week: Arugala, Beans, Beets, Chard, Collards, Kale, Parsley, Peas, Potatoes, Radish, Spinach, Turnips
Transplant This Week: Perennials + Cabbage, Chard, Collards, Kale, Leeks, Lettuce, Onions
Plan your garden with NEW 2024 Seed St. Louis Planting Calendar

If you are only looking for St. Louis Area (Missouri and Illinois) Plant Sales, here’s a page for them. Added this week: Edwardsville Garden Club, Kress Farm Garden Preserve, Flora Conservancy, Plant America Garden Expo, Greater STL Daffodil Society

May 1st to August 31st Enter Missouri Conservation Department’s Busch Conservation Area (St. Charles Mo) Wildlife Photography Contest. Submit photos of native Mo wildlife, trees, plants at Busch Conservation Area or Weldon Spring Conservation Area.

Hey, grades 6th thru 12th Teachers. Missouri Environmental Education Association has great resources for an Invasive Species Mock Trial Unit that combines Ecology and Civic Engagement. Also see Trial of Bush Honeysuckle

Brightside St. Louis Blitz Project Registration Open (neighborhood clean up and beautification). Free Blitz Blooms available this year for your public spaces project: gomphrena, dianthus, marigolds, celosia and vinca

Order your Grow Native! Free Resource Guide to Native Plants in Missouri– products, services, institutions

Good Reads —

Ameren (Union Electric) coal plant is top polluter. Labadie emits more SO2 than any in US. (St. Louis Post-Dispatch) Ameren was also a sponsor of St. Louis Earth Day Festival.

The Big Burnout: Life on the Front Lines of America’s Wildfires. As record-setting blazes become common and the number of skilled wildland firefighters dwindles, ProPublica spoke to those most impacted. (ProPublica)

Native Plants for Healthy People and a Healthy Planet. Part I – Mitigation of Chronic Health (Wild Ones)

Attracting Pollinators to Your Garden pdf (U.S. Fish & Wildlife Service)

Container Gardening Tips
Native Plants: Grow Native!
Veggies: Missouri Botanical Garden
5 Tips For Successfully Growing Plants In Containers: P. Allen Smith

Illinois Native Plants for the Home Landscape

Missouri Native Plant Top 10 Lists (Grow Native) Native Plants for Children, Poorly Drained Clay Soil, Sun, Shade, Half Sun & Half Shade, Under Utility Poles, Rain Gardens, Kitchen Gardens, Bees,  Pollinators in Winter, Hummingbirds, Wildlife, Butterflies, More

2023 Plants of Merit – Annuals, Bulbs, Edibles, Perennials, Shrubs, Trees, Vines (Missouri Botanical Garden)

2023 Plants of Demerit – Bamboo, Big Leaf Hydrangea, Blueberry, Burning Bush, Chameleon Plant,  Lavender, Pin Oak, Wintercreeper (Missouri Botanical Garden)

Gardening and Nature Events

Volunteers Wanted. Check out upcoming Brightside St. Louis Neighborhood Clean Up & Beatification events. Some Blitz events offer Cardinals tickets to volunteers.

10 am every Monday St. Louis Public Library Outdoor Storytime in Forest Park, Albrecht Nature Playscape.

8:30 am to 2 pm Monday, April 22nd, Piasa Palisades Sierra Club Earth Day Invasive Species Removal Workday at Milton School House, Alton IL. Register

8 Tickets remaining. 1 pm Monday, April 22nd, Missouri Conservation Department Earth Day Hike & Nature Immersion at Emmenegger Nature Park, Kirkwood. Register

10 am Tuesday, April 23rd, Bellefontaine Cemetery History and Horticulture Trolley Tour with Master Guide. $5. Register

1 pm Wednesday, April 24th, Missouri Conservation Department Zoom Class: Hummingbird Season. Register

4 pm Wednesday, April 24th, Grow Native! Zoom Master Class: Restoring Remnant Woodlands in a Sea of Bush Honeysuckle. Free to Missouri Prairie Foundation members and Grow Native! professional members, $15 nonmembers. Register

3 Seats remaining. For Kids Age 7 and under. 10:30 am Thursday, April 25th Missouri Conservation Department In-Person Event at Tower Grove Park: You and Me under the Canopy: Rain, Rain Go Away. Register

6 pm Thursday, April 25th, Seed St. Louis In-Person Class: Food for Years- Best Perennial Vegetables for an Early Spring Harvest at DIG Annuals and Perennials. Learn about edible greens, shoots, flowers, and stems that are ready to harvest before annual vegetables. Some plants discussed will be available for purchase. Register

9 am to 4 pm Friday, April 26th, St. Louis Community College’s Meramec Botanical Society Plant Sale (see link for catalog). Herbs, natives, annuals, perennials and vegetables. $3 to $12. Cash or check. Parking Lot K @ 11333 Big Bend Road, Kirkwood.

9 am to 5 pm Friday, April 26th, St. Louis Herb Society Herb Sale at Missouri Botanical Garden, parking lot

10 am Friday, April 26th, Bellefontaine Cemetery Arbor Day Trolley Tour with cemetery’s Horticulture Director. $5. Register

5 Tickets remaining. 2 pm Friday, April 26th, Tower Grove Park Nee Kee Nee (East Stream) Tour. Register

Missouri Wildflowers Nursery is at Kirkwood Farmers Market 8 am to 4 pm Saturdays, April 27th, May 25th, June 1st. Order by Monday before Saturday for pick up or shop from what they bring.

8 am Saturday, April 27th, St. Louis Audubon Society Beginner Bird Walk at St. Vincent Greenway. Register

8 am to 1 pm Saturday, April 27th, Lincoln County Mo Master Gardeners Plant Sale, University of Missouri Extension, 880 W College, Troy. Annuals, Perennials, Natives, Vegetables, Herbs, Bulbs, Garden Accessories. Cash only.

8:30 am Saturday, April 27th, Webster Groves Herb Society Herb Sale at Congregational Church of Webster Groves

9 am Saturday, April 27th, Olivette In Bloom Native Plant Sale

April 27th-28th  U-City in Bloom Plant Sale. 9 am to 1 pm Saturday & 11 am to 1 pm Sunday. Heman Park Community Center, University City

Noon to 3 pm Saturday, April 27th, Heartland Conservancy Spring Native Plant Sale at Clinton Hills Conservation Park, Swansea IL

1-4 pm Saturday, April 27th, New Roots Urban Farm Workshop: Waste Prevention (Intercepting Compost Materials from the Landfill), St. Louis Place. Register

10 am to 2 pm Sunday, April 28th, Partners for Native Landscaping Native Plant Fair at Beyond Housing, Pine Lawn.

Noon to 2 pm Sunday, April 28th, St. Charles County Master Gardeners Spring Plant Sale at University of Missouri Extension St. Charles County. Vegetables, perennials, natives, herbs and annuals.

11 am April 30th Missouri Conservation Department Zoom Class: Native Plants- Wonderful Wildflower ID. Register

May 1st to August 31st Missouri Conservation Department Busch Conservation Area (St. Charles Mo) Wildlife Photography Contest. Submit photos of native Missouri wildlife, trees, or plants at Busch Conservation Area or neighboring Weldom Spring Conservation Area.

10 am May 2nd Bellefontaine Cemetery History and Horticulture Walking Tour with Master Guide. Register

6 pm May 2nd Seed St. Louis Zoom Class: School Garden Maintenance Strategies for Summer & Beyond. Register

Ages 3+. 18 Seats remaining. Children must be accompanied by adult. 6 pm May 2nd Missouri Conservation Department in-Person Class at Forest Park Hatchery: Fishing Lesson 1- Equipment, Casting, & Proper Fish Handling. This class is required before Lesson 2. Register

9 am to 1 pm May 3rd Montgomery County IL Master Gardener Plant Sale @ Mt. Moriah Lodge 51, Hillsboro IL

11:30 am to 4:30 pm May 3rd, 2024 to March 31st, 2025 Missouri Botanical Garden multimedia exhibit at Sachs Museum- Kernels of Culture: Maize Around the World. Garden Admission is Free to St. Louis City and St. Louis County residents on Wednesday and Saturdaty mornings.

May 3rd, 4th, 5th Earth Dance Organic Farm Plant Sale, Ferguson

May 4th Edwardsville IL Garden Club Spring Plant Sale at St. Mary’s Church parkign lot, 1802 Madison.

8:30 am to 12:30 pm May 4th Webster Groves Women’s Garden Association Plant Sale, First Congregational Church, Webster Groves

9 am to 2 pm May 4th-5th Tower Grove East Community Garden Plant Sale at 3303 Sidney

9 am to 1 pm May 4th Shaw Nature Reserve Wildflower Market

9 am to 5 pm May 4th West County Daylily Club Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

10:30 am May 4th EcoTones Concert at Nee Kee Nee Stream, Tower Grove Park

10 am to 2 pm May 5th Feed the People Garden Project Plant Sale in Bevo Neighborhood.: Vegetables, Herbs, Flowers

8 am May 6th Kress Farm Garden Preserve Plant Sale in Hillsboro, Jefferson County MO. Native plants, shrubs, trees; nonnative plants, annuals, vegetable seedlings.

2 pm May 7th Seed St. Louis and St. Louis County Library Zoom Class: Summer Crops & Cover Crops. Register

4 pm May 8th Missouri Prairie Foundation Virtual Walk on the Prairie, Spring Edition @ Pettis County. Register

8 am to 1 pm May 11th Flora Conservancy of Forest Park Plant Sale at St. Louis City Greenhouse

8 am to Noon May 11th Mississippi Valley Garden Club Plant Sale at Alton-Wood River Sportsmen’s Club, 3109 Godfrey, Godfrey IL

8 am to Noon May 11th O’Fallon Garden Club Plant Sale at 2606 Riley Paul Ct, O’Fallon, MO

9 am May 11th Seed St. Louis Summer Seedling Sale: Veggies, Herbs, Annuals $3.50 each: Basil, Egglplant, Helenium Amarum, Jalapenos, Parsley, Sweet Pepper, Tomatillo, Tomatoes. Perennials $6 each: Lavender Munstead, Mountain Mint, Rhubarb, Sea Kale, Sorrel, Wild Arugula.

9 am to 5 pm May 11th St. Louis Hosta Society Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 3 pm May 11th Franklin County Mo Master Gardeners Plant Sale at JC Penny Parking Lot, Washington MO

10 am to 2 pm May 11th Missouri Prairie Foundation Native Plant Sale at Wild Bird Sanctuary, Valley Park. $8-$12 entrance fee.

10 am May 11th Companion Planting 101 Class at Heru Urban Farming, Florissant. Register

9 am to 5 pm May 12th Greater St. Louis Iris Society Show at Missouri Botanical Garden

9 am to 4 pm May 14th St. Louis Audubon and St. Louis Wild Ones Native Plant garden Tour. $20

6:30 pm May 14th Piasa Palisades Sierra Club May Speaker: Kill Your Lawn for the Birds at Old Bakery Beer, Alton IL. Register

8 am to 1 pm May 18th Wild Ones Illinois Prairie Chapter Native Plant Sale at Carlock, McLean County IL

10 am to 3 pm May 18th Plant America Garden Expo at Weldon Spring Site Interpretive Center, St Charles MO.

7:30 pm May 18th St. Louis Astronomical Society Stargazing at Tower Grove Park

Ages 8+. 8:30 am May 19th St. Louis Audubon Society Beginner Bird Walk at Tower Grove Park. Register

4 pm May 22nd Missouri Prairie Foundation Webinar: EDDMapS Training- Learning How to Document Invasive Plants. Register

8:30 am to 1 pm May 25th Macoupin County IL Master Gardener Plant Sale @ Macoupin County Historical Society, Carlinville IL

9 am to 5 pm May 25th Metropolitan St. Louis African Violet Council Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

1-2 pm May 25th New Roots Urban Farm Workshop: Planting Sunflowers 101 with Farmer Twan, St. Louis Place. Register

9 am to Noon June 1st Brightside St. Louis Urban Gardening Symposium. Native Plant & Design Experts, Workshops, Plant Sale. $10. Register

June 1st (not confirmed) Lafayette Square Neighborhood Garden Tour & Antique Fair

June 1st Green Living Festival at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

10 am June 8th How to Trellis Tomatoes Class at Heru Farms, Florissant. Register

June 9th Missouri Botanical Garden sponsored Private Garden Tour. Tickets: $50 MoBot Member, $65 Nonmember

9 am to 5 pm June 15th Carnivorous Plant Society Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 5 pm June 22nd Kimmswick Visitor Center Daylily Sale, Jefferson County Mo

9 am to to 5 pm June 22-23 St. Louis Water Garden Society Pond-O-Rama Tour

July 20st-22nd Shaw Cactus & Succulent Society Cactus & Succulent Sale, St. Louis County

June 30th Greater St. Louis Sustainable Backyard Tour

9 am to 5 pm August 3rd Greater St. Louis Iris Society Iris Sale at at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 5 pm August 17th Missouri Botanical Garden Daylily Association Plant Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

10-11:30 am August 17th Homegrown Hot Sauce Class with Urban Harvest’s Chef Queenie at Rung, Fox Park. Register

Noon to 5 pm August 18th Orchid Society of Greater St. Louis Auction at Missouri Botanical Garden. Garden admission fee required.

3-7 pm September 6th Shaw Nature Reserve Fall Wildflower Market

9 am to 5 pm September 7th Gateway West Gesneriad Society Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

September 13th, 14th, 15th Kirkwood Greentree Festival at Kirkwood Park. Greater St. Louis Daffodil Society sells Daffodil bulbs at this event.

9 am to 5 pm September 28th Rose Society of Greater St. Louis Show at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

Join us Sundays on Twitter for #GardenSunday to interact with other outdoor and indoor gardeners and nature enthusiasts, ask questions, give answers, share photos.

Upcoming St. Louis Area Plant Sales

Art: three potted plants in dark green. Text: Plant Sale

9 am to 4 pm Friday, April 26th, St. Louis Community College’s Meramec Botanical Society Plant Sale (see link for catalog). Herbs, natives, annuals, perennials and vegetables. $3 to $12. Cash or check. Parking Lot K @ 11333 Big Bend Road, Kirkwood.

9 am to 5 pm Friday, April 26th, St. Louis Herb Society Herb Sale at Missouri Botanical Garden, parking lot

Missouri Wildflowers Nursery is at Kirkwood Farmers Market 8 am to 4 pm Saturdays, April 27th, May 25th, June 1st. Order by Monday before Saturday for pick up or shop from what they bring.

8 am to 1 pm Saturday, April 27th, Lincoln County Mo Master Gardeners Plant Sale, University of Missouri Extension, 880 W College, Troy. Annuals, Perennials, Natives, Vegetables, Herbs, Bulbs, Garden Accessories. Cash only.

8:30 am Saturday, April 27th, Webster Groves Herb Society Herb Sale at Congregational Church of Webster Groves

9 am Saturday, April 27th, Olivette In Bloom Native Plant Sale

April 27th-28th  U-City in Bloom Plant Sale. 9 am to 1 pm Saturday & 11 am to 1 pm Sunday. Heman Park Community Center, University City

Noon Saturday, April 27th, Heartland Conservancy Spring Native Plant Sale at Clinton Hills Conservation Park, Swansea IL

10 am to 2 pm Sunday, April 28th, Partners for Native Landscaping Native Plant Fair at Beyond Housing, Pine Lawn.

Noon to 2 pm Sunday, April 28th, St. Charles County Master Gardeners Spring Plant Sale at University of Missouri Extension St. Charles County. Vegetables, perennials, natives, herbs and annuals.

May 3rd, 4th, 5th Earth Dance Organic Farm Plant Sale, Ferguson

9 am to 1 pm May 3rd Montgomery County IL Master Gardener Plant Sale @ Mt. Moriah Lodge 51, Hillsboro IL

8:30 am to 12:30 pm May 4th Webster Groves Women’s Garden Association Plant Sale, First Congregational Church, Webster Groves

May 4th Edwardsville IL Garden Club Spring Plant Sale at St. Mary’s Church parkign lot, 1802 Madison.

9 am to 5 pm May 4th West County Daylily Club Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 1 pm May 4th Shaw Nature Reserve Wildflower Market

9 am to 2 pm May 4th-5th Tower Grove East Community Garden Plant Sale at 3303 Sidney

10 am to 2 pm May 5th Feed the People Garden Project Plant Sale in Bevo Neighborhood.: Vegetables, Herbs, Flowers

8 am May 6th Kress Farm Garden Preserve Plant Sale in Hillsboro, Jefferson County MO. Native plants, shrubs, trees; nonnative plants, annuals, vegetable seedlings.

8 am to 1 pm May 11th Flora Conservancy of Forest Park Plant Sale at St. Louis City Greenhouse

8 am to Noon May 11th Mississippi Valley Garden Club Plant Sale at Alton-Wood River Sportsmen’s Club, 3109 Godfrey, Godfrey IL

8 am to Noon May 11th O’Fallon Garden Club Plant Sale at 2606 Riley Paul Ct, O’Fallon, MO

9 am May 11th Seed St. Louis Summer Seedling Sale: Veggies, Herbs, Annuals $3.50 each: Basil, Egglplant, Helenium Amarum, Jalapenos, Parsley, Sweet Pepper, Tomatillo, Tomatoes. Perennials $6 each: Lavender Munstead, Mountain Mint, Rhubarb, Sea Kale, Sorrel, Wild Arugula.

9 am to 3 pm May 11th Franklin County Mo Master Gardeners Plant Sale at JC Penny Parking Lot, Washington MO

9 am to 5 pm May 11th St. Louis Hosta Society Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

10 am to 2 pm May 11th Missouri Prairie Foundation Native Plant Sale at Wild Bird Sanctuary, Valley Park. $8-$12 entrance fee.

10 am to 3 pm May 18th Plant America Garden Expo at Weldon Spring Site Interpretive Center, St Charles MO.

May 18th Wild Ones Illinois Prairie Chapter Native Plant Sale at Carlock, McLean County IL

8:30 am to 1 pm May 25th Macoupin County IL Master Gardener Plant Sale @ Macoupin County Historical Society, Carlinville IL

9 am to 5 pm May 25th Metropolitan St. Louis African Violet Council Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 5 pm June 15th Carnivorous Plant Society Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 5 pm June 22nd Kimmswick Visitor Center Daylily Sale, Jefferson County Mo

July 20th-22nd Shaw Cactus & Succulent Society Cactus & Succulent Sale, St. Louis County

9 am to 5 pm August 3rd Greater St. Louis Iris Society Iris Sale at at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 5 pm August 17th Missouri Botanical Garden Daylily Association Plant Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

Noon to 5 pm August 18th Orchid Society of Greater St. Louis Auction at Missouri Botanical Garden. Garden admission fee required.

3-7 pm September 6th Shaw Nature Reserve Fall Wildflower Market

September 13th, 14th, 15th Kirkwood Greentree Festival at Kirkwood Park. Greater St. Louis Daffodil Society sells Daffodil bulbs at this event.

9 am to 5 pm September 7th Gateway West Gesneriad Society Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

Join us Sundays on Twitter for #GardenSunday to interact with other outdoor and indoor gardeners and nature enthusiasts, ask questions, give answers, share photos.

This Week in Gardening & Nature

Two photos of Eastern Red Columbine (Aquilegia canadensis).

Plant of the Week: Eastern Red Columbine (Aquilegia canadensis). Time to get out the hummingbird feeders.

Start Indoors This Week: Peppers, Tomatillo, Tomatoes
Sow Outdoors This Week: Arugala, Beans, Beets, Chard, Collards, Kale, Parsley, Peas, Potatoes, Radish, Spinach, Turnips
Transplant This Week: Perennials + Cabbage, Chard, Collards, Kale, Leeks, Lettuce, Onions
Plan your garden with NEW 2024 Seed St. Louis Planting Calendar

If you are only looking for St. Louis Area (Missouri and Illinois) Plant Sales, here’s a page for them. Add this week: lots of Master Gardener Plant Sales in nearby counties, Seed St. Louis Summer Veggie Seedlings Sale, Tower Grove East Community Garden Sale, more

May 1st to August 31st Enter Missouri Conservation Department’s Busch Conservation Area (St. Charles Mo) Wildlife Photography Contest. Submit photos of native Mo wildlife, trees, plants at Busch Conservation Area or Weldon Spring Conservation Area.

For the Kids. Download Free Bobber, The Water Safety Dog #EarthDay Coloring Sheet & Poster from U.S. Army Corps of Engineers

Hey, grades 6th thru 12th Teachers. Missouri Environmental Education Association has great resources for an Invasive Species Mock Trial Unit that combines Ecology and Civic Engagement. Also see Trial of Bush Honeysuckle

Brightside St. Louis Blitz Project Registration Open (neighborhood clean up and beautification). Free Blitz Blooms available this year for your public spaces project: gomphrena, dianthus, marigolds, celosia and vinca

Order your Grow Native! Free Resource Guide to Native Plants in Missouri– products, services, institutions

Good Reads —

‘The water wars are coming’: Missouri looks to limit exports from rivers, lakes. (Missouri Independent)

Death Valley is alive this year. A super bloom is the latest sign. “This is climate chaos… A lake forming in Death Valley after the wettest six months on record, followed by this bizarre bloom that is unlike anything we’ve observed before. If you want the picture of climate change, this is it.” Gifted article at Washington Post

Corals are bleaching in every corner of the ocean, threatening its web of life. It’s possible the overall percentage of reefs experiencing heat stress may soon pass a record. Gifted article at Washington Post

Attracting Pollinators to Your Garden pdf (U.S. Fish & Wildlife Service)

Container Gardening Tips
Native Plants: Grow Native!
Veggies: Missouri Botanical Garden
5 Tips For Successfully Growing Plants In Containers: P. Allen Smith

Illinois Native Plants for the Home Landscape

Missouri Native Plant Top 10 Lists (Grow Native) Native Plants for Children, Poorly Drained Clay Soil, Sun, Shade, Half Sun & Half Shade, Under Utility Poles, Rain Gardens, Kitchen Gardens, Bees,  Pollinators in Winter, Hummingbirds, Wildlife, Butterflies, More

2023 Plants of Merit – Annuals, Bulbs, Edibles, Perennials, Shrubs, Trees, Vines (Missouri Botanical Garden)

2023 Plants of Demerit – Bamboo, Big Leaf Hydrangea, Blueberry, Burning Bush, Chameleon Plant,  Lavender, Pin Oak, Wintercreeper (Missouri Botanical Garden)

Gardening and Nature Events

Missouri Wildflowers Nursery is at Kirkwood Farmers Market 8 am to 4 pm Saturdays, April 20th & 27th, May 25th, June 1st. Order by Monday before Saturday for pick up or shop from what they bring.

Volunteers Wanted. Check out upcoming Brightside St. Louis Neighborhood Clean Up & Beatification events. Some Blitz events offer Cardinals tickets to volunteers.

6 pm Thursday, April 18th, Table to Garden, Willoughby Heritage Farm, Seed St. Louis Class 4 of 4 core composting series at Willoughby Heritage Farm, Collinsville IL: Pick Your System. $12. Register

7 pm Thursday, April 18th, Missouri Conservation Department Zoom Class: Where Can I Mushroom Hunt? Register

11 am to 1 pm Thursday-Saturday, April 18-20, Southwestern Illinois College @ Belleville Horticulture Club Plant Sale, Belleville campus Greenhouse, southeast corner of campus behind the baseball fields. . Cash only. The only info I could find is here 

10 am Thursday, April 19th, Bellefontaine Cemetery History and Horticulture Walking Tour with Master Guide. Register

1 Ticket remaining. 9 am Friday, April 19th, Missouri Stream Team Volunteer Level 1 Water Quality Monitoring Part 2 Field Certification at Castlewood State Park, Ballwin. Requires Part 1 virtual learning completion. Register

2 pm Friday, April 19th, Missouri Conservation Department Zoom Class: Earth Week- Effects of Artificial Light on Wildlife. Register

7 am to 3 pm Saturday, April 20th, Veterans Free Fishing Day at Bennett Spring State Park, west of Lebanon, about a 2 1/2 hour drive from St. Louis

9 am to Noon Saturday, April 20th, Green Center Plant Sale, University City

3 Tickets remaining. 9 am Saturday, April 20th, Missouri Stream Team Volunteer Level 1 Water Quality Monitoring Part 2 Field Certification at Babler State Park, Wildwood. Requires Part 1 virtual learning completion. Register

9 am to Noon, Saturday, April 20th, Native Plant & Native Plant Seed Swap in St. Charles MO at 10 Number One Green Dr

2 pm Saturday, April 20th, Missouri Conservation Department Zoom Class: Earth Week- Helper Plants. Learn about Bioremediation- how plants, fungi, and even animals clean up the environment. Register

8 Tickets remaining. 1 pm April 22nd Missouri Conservation Department Earth Day Hike & Nature Immersion at Emmenegger Nature Park, Kirkwood. Register

10 am April 23rd Bellefontaine Cemetery History and Horticulture Trolley Tour with Master Guide. $5. Register

1 pm April 24th Missouri Conservation Department Zoom Class: Hummingbird Season. Register

4 pm April 24th Grow Native! Zoom Master Class: Restoring Remnant Woodlands in a Sea of Bush Honeysuckle. Free to Missouri Prairie Foundation members and Grow Native! professional members, $15 nonmembers. Register

5 Seats remaining. For Kids Age 7 and under. 10:30 am April 25th Missouri Conservation Department In-Person Event at Tower Grove Park: You and Me under the Canopy: Rain, Rain Go Away. Register

6 pm April 25th Seed St. Louis In-Person Class: Food for Years- Best Perennial Vegetables for an Early Spring Harvest at DIG Annuals and Perennials. Learn about edible greens, shoots, flowers, and stems that are ready to harvest before annual vegetables. Some plants discussed will be available for purchase. Register

9 am to 4 pm April 26th St. Louis Community College’s Meramec Botanical Society Plant Sale. Herbs, natives, annuals, perennials and vegetables. $3 to $12. Cash or check. Parking Lot K @ 11333 Big Bend Road, Kirkwood.

9 am to 5 pm April 26th St. Louis Herb Society Herb Sale at Missouri Botanical Garden, parking lot

10 am April 26th Bellefontaine Cemetery Arbor Day Trolley Tour with cemetery’s Horticulture Director. $5. Register

12 Tickets remaining. 2 pm April 26th Tower Grove Park Nee Kee Nee (East Stream) Tour. Register

April 27th-28th  U-City in Bloom Plant Sale. 9 am to 1 pm Saturday & 11 am to 1 pm Sunday. Heman Park Community Center, University City

8 am April 27th St. Louis Audubon Society Beginner Bird Walk at St. Vincent Greenway. Register

8 am to 1 pm April 27th Lincoln County Mo Master Gardeners Plant Sale, University of Missouri Extension, 880 W College, Troy. Annuals, Perennials, Natives, Vegetables, Herbs, Bulbs, Garden Accessories. Cash only.

8:30 am April 27th Webster Groves Herb Society Herb Sale at Congregational Church of Webster Groves

9 am April 27th Olivette In Bloom Native Plant Sale

Noon April 27th Heartland Conservancy Spring Native Plant Sale at Clinton Hills Conservation Park, Swansea IL

1-4 pm April 27th New Roots Urban Farm Workshop: Waste Prevention (Intercepting Compost Materials from the Landfill), St. Louis Place. Register

Noon to 2 pm April 28th St. Charles County Master Gardeners Spring Plant Sale at University of Missouri Extension St. Charles County. Vegetables, perennials, natives, herbs and annuals.

11 am April 30th Missouri Conservation Department Zoom Class: Native Plants- Wonderful Wildflower ID. Register

May 1st to August 31st Missouri Conservation Department Busch Conservation Area (St. Charles Mo) Wildlife Photography Contest. Submit photos of native Missouri wildlife, trees, or plants at Busch Conservation Area or neighboring Weldom Spring Conservation Area.

10 am May 2nd Bellefontaine Cemetery History and Horticulture Walking Tour with Master Guide. Register

6 pm May 2nd Seed St. Louis Zoom Class: School Garden Maintenance Strategies for Summer & Beyond. Register

Ages 3+. 18 Seats remaining. Children must be accompanied by adult. 6 pm May 2nd Missouri Conservation Department in-Person Class at Forest Park Hatchery: Fishing Lesson 1- Equipment, Casting, & Proper Fish Handling. This class is required before Lesson 2. Register

9 am to 1 pm May 3rd Montgomery County IL Master Gardener Plant Sale @ Mt. Moriah Lodge 51, Hillsboro IL

May 4th Missouri Conservation Department Spring Bird Walk at Forest Park. 8 am Session 1 (4 Tickets remaining) Register. 10 am Session 2 (6 Tickets remaining) Register.

May 3rd, 4th, 5th Earth Dance Organic Farm Plant Sale, Ferguson

8:30 am to 12:30 pm May 4th Webster Groves Women’s Garden Association Plant Sale, First Congregational Church, Webster Groves

9 am to 2 pm May 4th-5th Tower Grove East Community Garden Plant Sale at 3303 Sidney

9 am to 1 pm May 4th Shaw Nature Reserve Wildflower Market

9 am to 5 pm May 4th West County Daylily Club Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

10:30 am May 4th EcoTones Concert at Nee Kee Nee Stream, Tower Grove Park

10 am to 2 pm May 5th Feed the People Garden Project Plant Sale in Bevo Neighborhood.: Vegetables, Herbs, Flowers

2 pm May 7th Seed St. Louis and St. Louis County Library Zoom Class: Summer Crops & Cover Crops. Register

4 pm May 8th Missouri Prairie Foundation Virtual Walk on the Prairie, Spring Edition @ Pettis County. Register

8 am to Noon May 11th Mississippi Valley Garden Club Plant Sale at Alton-Wood River Sportsmen’s Club, 3109 Godfrey, Godfrey IL

9 am May 11th Seed St. Louis Summer Seedling Sale: Veggies, Herbs, Annuals $3.50 each: Basil, Egglplant, Helenium Amarum, Jalapenos, Parsley, Sweet Pepper, Tomatillo, Tomatoes. Perennials $6 each: Lavender Munstead, Mountain Mint, Rhubarb, Sea Kale, Sorrel, Wild Arugula.

9 am to 5 pm May 11th St. Louis Hosta Society Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 3 pm May 11th Franklin County Mo Master Gardeners Plant Sale at JC Penny Parking Lot, Washington MO

10 am to 2 pm May 11th Missouri Prairie Foundation Native Plant Sale at Wild Bird Sanctuary, Valley Park. $8-$12 entrance fee.

10 am May 11th Companion Planting 101 Class at Heru Urban Farming, Florissant. Register

9 am to 5 pm May 12th Greater St. Louis Iris Society Show at Missouri Botanical Garden

May 18th Wild Ones Illinois Prairie Chapter Native Plant Sale at Carlock, McLean County IL

7:30 pm May 18th St. Louis Astronomical Society Stargazing at Tower Grove Park

Ages 8+. 8:30 am May 19th St. Louis Audubon Society Beginner Bird Walk at Tower Grove Park. Register

4 pm May 22nd Missouri Prairie Foundation Webinar: EDDMapS Training- Learning How to Document Invasive Plants. Register

8:30 am to 1 pm May 25th Macoupin County IL Master Gardener Plant Sale @ Macoupin County Historical Society, Carlinville IL

9 am to 5 pm May 25th Metropolitan St. Louis African Violet Council Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

1-2 pm May 25th New Roots Urban Farm Workshop: Planting Sunflowers 101 with Farmer Twan, St. Louis Place. Register

9 am to Noon June 1st Brightside St. Louis Urban Gardening Symposium. Native Plant & Design Experts, Workshops, Plant Sale. $10. Register

June 1st Green Living Festival at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

10 am June 8th How to Trellis Tomatoes Class at Heru Farms, Florissant. Register

June 9th Missouri Botanical Garden sponsored Private Garden Tour. Tickets: $50 MoBot Member, $65 Nonmember

9 am to 5 pm June 15th Carnivorous Plant Society Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 5 pm June 22nd Kimmswick Visitor Center Daylily Sale, Jefferson County Mo

July 20st-22nd Shaw Cactus & Succulent Society Cactus & Succulent Sale, St. Louis County

9 am to 5 pm August 3rd Greater St. Louis Iris Society Iris Sale at at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 5 pm August 17th Missouri Botanical Garden Daylily Association Plant Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

10-11:30 am August 17th Homegrown Hot Sauce Class with Urban Harvest’s Chef Queenie at Rung, Fox Park. Register

Noon to 5 pm August 18th Orchid Society of Greater St. Louis Auction at Missouri Botanical Garden. Garden admission fee required.

3-7 pm September 6th Shaw Nature Reserve Fall Wildflower Market

9 am to 5 pm September 7th Gateway West Gesneriad Society Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 5 pm September 28th Rose Society of Greater St. Louis Show at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

Join us Sundays on Twitter for #GardenSunday to interact with other outdoor and indoor gardeners and nature enthusiasts, ask questions, give answers, share photos.

Upcoming St. Louis Area Plant Sales

Art: three potted plants in dark green. Text: Plant Sale

9 am to 3 pm April 5th & 6th Missouri Arbor Day Tree Giveaway at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

8 am – 4 pm April 6 Missouri Wildflowers Nursery returns to Kirkwood Market. Also there Saturdays April 13, 20, 27, May 25, June 1. Order in advance for pick up at Market or select from what they bring

9 am April 6th Seed St. Louis Spring Seedling Sale: Bok Choy‘Chun Mei, Broccoli Burgundy, Broccoli Castle Dome, Cabbage Caraflex, Cabbage Omero, Cauliflower Minuteman, Collards Georgia Southern, Kale Lacinato (Dino Kale), Kohlrabi Azur Star, Lettuce Heat Tolerant Variety Pack, Lettuce Salanova Red Butter, Misome Choho (Tatsoi Hybrid). 4-packs for $3.50 each

April 18-20 Southwestern Illinois College @ Belleville Horticulture Club Plant Sale

9 am to 4 pm April 26th St. Louis Community College @ Meramec Horticulture Students Plant Sale

9 am to 5 pm April 26th St. Louis Herb Society Herb Sale at Missouri Botanical Garden, parking lot

April 27th-28th  U-City in Bloom Plant Sale. 9 am to 1 pm Saturday & 11 am to 1 pm Sunday. Heman Park Community Center, University City

Noon April 27th Heartland Conservancy Spring Native Plant Sale at Clinton Hills Conservation Park, Swansea IL

Noon to 2 pm April 28th St. Charles County Master Gardeners Spring Plant Sale at University of Missouri Extension St. Charles County. Vegetables, perennials, natives, herbs and annuals.

8:30 am to 12:30 pm May 4th Webster Groves Women’s Garden Association Plant Sale, First Congregational Church, Webster Groves

9 am to 5 pm May 4th West County Daylily Club Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 1 pm May 4th Shaw Nature Reserve Wildflower Market

10 am t0 2 pm May 5th Feed the People Garden Project Plant Sale in Bevo Neighborhood.: Vegetables, Herbs, Flowers

9 am May 11th Seed St. Louis Summer Seedling Sale

9 am to 5 pm May 11th St. Louis Hosta Society Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

10 am to 2 pm May 11th Missouri Prairie Foundation Native Plant Sale at Wild Bird Sanctuary, Valley Park. $8-$12 entrance fee.

May 18th Wild Ones Illinois Prairie Chapter Native Plant Sale at Carlock, McLean County IL

9 am to 5 pm May 25th Metropolitan St. Louis African Violet Council Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 5 pm June 15th Carnivorous Plant Society Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 5 pm June 22nd Kimmswick Visitor Center Daylily Sale, Jefferson County Mo

July 20st-22nd Shaw Cactus & Succulent Society Cactus & Succulent Sale, St. Louis County

9 am to 5 pm August 3rd Greater St. Louis Iris Society Iris Sale at at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 5 pm August 17th Missouri Botanical Garden Daylily Association Plant Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

Noon to 5 pm August 18th Orchid Society of Greater St. Louis Auction at Missouri Botanical Garden. Garden admission fee required.

3-7 pm September 6th Shaw Nature Reserve Fall Wildflower Market

9 am to 5 pm September 7th Gateway West Gesneriad Society Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

Join us Sundays on Twitter for #GardenSunday to interact with other outdoor and indoor gardeners and nature enthusiasts, ask questions, give answers, share photos.

This Week in Gardening & Nature

Plant of the Week: Daffodils

Start Indoors This Week: Basil, Peppers
Sow Outdoors This Week: Arugula, Beets, Bok Choy, Carrots, Chard, Collards, Kale, Kohlrabi, Lettuce, Peas, Potatoes, Spinach, Turnips
Transplant This Week: Perennials + Bok Choy, Brussels Sprouts, Cabbage, Cauliflower, Chard, Collards, Kohlrabi, Lettuce, Onions
Plan your garden with NEW 2024 Seed St. Louis Planting Calendar

If you are only looking for St. Louis Area (Missouri and Illinois) Plant Sales, here’s a page for them. I did not update it from previous week, so nothing added.

April 15th Registration Deadline for Missouri Callery Pear (Bradford Pear) Buy Back Program. Help get ride of this invasive tree!

Gardening by Month: March – Tips, Tasks, Problems from Missouri Botanical Garden

Order your Grow Native! Free Resource Guide to Native Plants in Missouri– products, services, institutions

Good Reads & Views —

Iowa “conservation officials found no living fish this week in the East Nishnabotna River south of Red Oak — the result of a massive fertilizer spill at a farmers cooperative.” (Iowa Capital Dispatch)

In Minnesota, Researchers Are Moving Trees Farther North to Save Forests As the world warms, trees in such forests will no longer be adapted to their local climates. That’s where assisted migration comes in. (Smithsonian Magazine)

New to Seed St. Louis YouTube Channel: three streamed breakout sessions from Community Agriculture Conference
+The Whole Okra: A Deep Dive Into All Things Okra!
+Design with Native Plants for Stormwater Retention
+Growing Lost Crops: Practical Insights into Ancient Indigenous Agriculture in the St. Louis Region

How to Germinate Native Seeds (Prairire Moon Nursery)
Native Seed Propagation Methods (Shaw Nature Reserve)

How to Build a Pollinator Garden (U.S. Fish & Wildlife Service)

Illinois Native Plants for the Home Landscape

Missouri Native Plant Top 10 Lists (Grow Native) Native Plants for Children, Poorly Drained Clay Soil, Sun, Shade, Half Sun & Half Shade, Under Utility Poles, Rain Gardens, Kitchen Gardens, Bees,  Pollinators in Winter, Hummingbirds, Wildlife, Butterflies, More

2023 Plants of Merit – Annuals, Bulbs, Edibles, Perennials, Shrubs, Trees, Vines (Missouri Botanical Garden)

2023 Plants of Demerit – Bamboo, Big Leaf Hydrangea, Blueberry, Burning Bush, Chameleon Plant,  Lavender, Pin Oak, Wintercreeper (Missouri Botanical Garden)

Gardening and Nature Events

6 pm Monday, March 18th, St. Louis County Public Library In-Person Class @ Daniel Boone Branch, Ellisville: Houseplants for Beginners- The Science of Plant Care. Register

6:30 pm Monday, March 18th, Missouri River Bird Observatory Zoom Winter Learning Series:  Creating Safe Passages for Migrating Birds with Krystal Anton, Sustainability Center, Johnson County Community College. Register. Also see As birds migrate across Kansas skies, we have the tools to keep them safe (Kansas Reflector)

10 am Tuesday, March 19th, Missouri Conservation Department In-Person event at Powder Valley Nature Conservation Area, Kirkwood: Flowering Trees Hike, Broken Ridge Trail, 2/3 mile paved trail. Register

10 am Tuesday, March 19th, History and Horticulture Trolley Tour @ Bellefontaine Cemetery. $5. Register

1 pm Tuesday, March 19th, Missouri Conservation Department In-Person event at Powder Valley Nature Conservation Area, Kirkwood: Vernal Equinox or Equilux Hike @ Hickory Ridge Trail (1.3 miles). Register

4 pm Tuesday, March 19th, Missouri Conservation Department Zoom class: Spring Mushrooms with Malissa Briggler, MDC State Botanist and Missouri Mycological Society’s Mid-Missouri president. Register

5 pm Tuesday, March 19th, St. Louis Public Library In-Person event at Central Library: Vermicomposting and DIY Wormbins. Register

7 pm Tuesday, March 19th, Partners for Native Landscaping Zoom Speaker Series with St. Louis County Public Library: Planning for Future Drought with Native Plants with Shannon Callahan – St. Louis Audubon. Register

10 am Wednesday, March 20th, Cathleen’s Caravan History and Horticulture Tour at Bellefontaine Cemetery. Register

12:30 pm Wednesday, March 20th, Seed St. Louis Zoom Class: All About Grapes: Selection, Care, and Best Practices. Register

2 pm Wednesday, March 20th, Partners for Native Landscaping Zoom Speaker Series with St. Louis County Public Library: Native Landscaping for Butterflies & Moths with Chris Hartley, Sophia M. Sachs Butterfly House. Register

10 am Thursday, March 21st Springtime History and Horticulture Walking Tour at Bellefontaine Cemetery. Register

6 pm Thursday, March 21st, Seed St. Louis Zoom Class: Four Season Gardening. Register

10 am Friday, March 22nd, St. Louis County Public Library In-Person Class @ Thornhill Branch, St. Louis County: Houseplants for Beginners- The Science of Plant Care. Register

Ages 5+. 10 am Friday, March 22nd, Missouri Conservation Department In-Person event at Tower Grove Park: Beginning Birding for Kids. Register

7:45 am Saturday, March 23rd Bellefontaine Cemetery Fox Trot 5K & Kit Crawl 10K. Register

8 am to 1 pm Saturday, March 23rd, Partners for Native Landscaping In-Person Workshop & Plant Sale, Maryland Heights Community Center. $10

9 am Saturday, March 23rd, Missouri Conservation Department In-Person event at Fort Belle Fontaine County Park, St. Louis County: Fort Belle Fontaine Ephemeral Walk with naturalist guide. 5 Tickets remaining. Register

8:30 am Sunday March 24th St. Louis Audubon Society Beginner Bird Walk at Tower Grove Park. 8 years and older. Register

6:30 pm March 25th Missouri River Bird Observatory Zoom Winter Learning Series: The Swine Republic- Struggles with the Truth About Agriculture & Water Quality with Chris Jones, author. Register

2 pm March 26th Missouri Conservation Department Zoom class: Creature Feature- Eastern Bluebird. Register

6:30-8 pm March 26th The Watershed Nature Center, Edwardsville IL In Person Workshop: Knowing and Growing the Native Garden. Free. Register

4 pm March 27th Grow Native Webinar: Gardens of Excellence- Urban Native Landscape Design. Register

Noon to 2 pm April 28th St. Charles County Master Gardeners Spring Plant Sale at University of Missouri Extension St. Charles County. Vegetables, perennials, natives, herbs and annuals.

6 pm March 28th Table to Garden, Willoughby Heritage Farm, Seed St. Louis Class 3 of 4 core composting series at Willoughby Heritage Farm, Collinsville IL: Soil Health & Why It Matters. $12. Register

9 am to 3 pm April 5th & 6th Missouri Arbor Day Tree Giveaway at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

8 am April 6th St. Louis Audubon Society Beginner Bird Walk at Forest Park. Register

Missouri Wildflowers Nursery returns to Kirkwood Market Saturdays 8 am – 4 pm April 6, 13, 20, 27 and May 25 and June 1. Order in advance for pick up at Market or select from what they bring

Volunteers Wanted. 9-11 am and 1-3 pm April 6th Forest ReLeaf April Open Nursery Potting Day at CommuniTree Gardens Nursery, Maryland Heights. Register

11 am to 3 pm April 6th St. Louis Public Library In-Person event: Earth Day at Cerntral Library

3 pm April 6th Missouri Prairie Foundation In Person event: Brews and Blooms at Civil Life Brewing.  Free native plant giveaway (one per household, while supplies last), container garden demonstration, and gardening advice from Missouri native plant and landscaping experts.

2 pm April 8th St. Louis Public Library program at Central Library: Plants, Pollen, and Allergies. 35 Seats remaining. Register.

April 9-11 Missouri Native Grasslands Summit, Jefferson City. $75. Register

10 am to 2 pm April 13th Riverlands Native Plant Festival, West Alton MO

7 pm April 13th Stargazing at Tower Grove Park

6 pm April 18th Table to Garden, Willoughby Heritage Farm, Seed St. Louis Class 4 of 4 core composting series at Willoughby Heritage Farm, Collinsville IL: Pick Your System. $12. Register

April 18-20 Southwestern Illinois College @ Belleville Horticulture Club Plant Sale

9 am tyo 4 pm April 26th St. Louis Community College @ Meramec Horticulture Students Plant Sale.

9 am to 5 pm April 26th St. Louis Herb Society Herb Sale at Missouri Botanical Garden, parking lot

April 27th-28th  U-City in Bloom Plant Sale. 9 am to 1 pm Saturday & 11 am to 1 pm Sunday. Heman Park Community Center, University City

8 am April 27th St. Louis Audubon Society Beginner Bird Walk at St. Vincent Greenway. Register

Noon April 27th Heartland Conservancy Spring Native Plant Sale at Clinton Hills Conservation Park, Swansea IL

1-4 pm April 27th New Roots Urban Farm Workshop: Waste Prevention (Intercepting Compost Materials from the Landfill), St. Louis Place. Register

8:30 am to 12:30 pm May 4th Webster Groves Women’s Garden Association Plant Sale, First Congregational Church, Webster Groves

9 am to 1 pm May 4th Shaw Nature Reserve Wildflower Market

9 am to 5 pm May 4th West County Daylily Club Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 5 pm May 11th St. Louis Hosta Society Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

10 am to 2 pm May 11th Missouri Prairie Foundation Native Plant Sale at Wild Bird Sanctuary, Valley Park. $8-$12 entrance fee.

10 am May 11th Companion Planting 101 Class at Heru Urban Farming, Florissant. Register

9 am to 5 pm May 12th Greater St. Louis Iris Society Show at Missouri Botanical Garden

May 18th Wild Ones Illinois Prairie Chapter Native Plant Sale at Carlock, McLean County IL

9 am to 5 pm May 25th Metropolitan St. Louis African Violet Council Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

1-2 pm May 25th New Roots Urban Farm Workshop: Planting Sunflowers 101 with Farmer Twan, St. Louis Place. Register

June 1st Green Living Festival at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

10 am June 8th How to Trellis Tomatoes Class at Heru Farms, Florissant. Register

June 9th Missouri Botanical Garden sponsored Private Garden Tour. Tickets: $50 MoBot Member, $65 Nonmember

9 am to 5 pm June 15th Carnivorous Plant Society Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 5 pm June 22nd Kimmswick Visitor Center Daylily Sale, Jefferson County Mo

July 20st-22nd Shaw Cactus & Succulent Society Cactus & Succulent Sale, St. Louis County

9 am to 5 pm August 3rd Greater St. Louis Iris Society Iris Sale at at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 5 pm August 17th Missouri Botanical Garden Daylily Association Plant Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

10-11:30 am August 17th Homegrown Hot Sauce Class with Urban Harvest’s Chef Queenie at Rung, Fox Park. Register

Noon to 5 pm August 18th Orchid Society of Greater St. Louis Auction at Missouri Botanical Garden. Garden admission fee required.

3-7 pm September 6th Shaw Nature Reserve Fall Wildflower Market

9 am to 5 pm September 7th Gateway West Gesneriad Society Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 5 pm September 28th Rose Society of Greater St. Louis Show at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

Join us Sundays on Twitter for #GardenSunday to interact with other outdoor and indoor gardeners and nature enthusiasts, ask questions, give answers, share photos.

This Week in Gardening & Nature

Photo collage: Blue Dwarf Iris and Purple Dawrf Iris

Plant of the Week: Dwarf Iris

Start Indoors This Week: Basil, Peppers
Sow Outdoors This Week: Bok Choy, Carrots, Chard, Collards, Kale, Kohlrabi, Lettuce, Peas
Transplant This Week: Bok Choy, Brussels Sprouts, Cabbage, Chard, Collards, Kohlrabi, Lettuce, Onions
Plan your garden with NEW 2024 Seed St. Louis Planting Calendar

If you are only looking for St. Louis Area (Missouri and Illinois) Plant Sales, here’s a page for them. Added this week: 2 St Charles County Master Gardeners Sales, Arbor Day Tree Giveaway, 2 Horticulture Student Clubs Sales, U-City in Bloom Sale

Gardening by Month: March – Tips, Tasks, Problems from Missouri Botanical Garden

March Garden To Do List from P. Allen Smith

Order your Grow Native! Free Resource Guide to Native Plants in Missouri– products, services, institutions

Good Reads & Views —

Confused Moths, Distracted Crabs, and Celibate Birds: How Pollution Is Screwing With Animals’ Senses. A new study shows that car emissions make it hard for pollinators to find flowers. (MotherJones)

New to Seed St. Louis YouTube Channel: three streamed breakout sessions from Community Agriculture Conference
+The Whole Okra: A Deep Dive Into All Things Okra!
+Design with Native Plants for Stormwater Retention
+Growing Lost Crops: Practical Insights into Ancient Indigenous Agriculture in the St. Louis Region

How to Germinate Native Seeds (Prairire Moon Nursery)
Native Seed Propagation Methods (Shaw Nature Reserve)

How to Build a Pollinator Garden (U.S. Fish & Wildlife Service)

Illinois Native Plants for the Home Landscape

Missouri Native Plant Top 10 Lists (Grow Native) Native Plants for Children, Poorly Drained Clay Soil, Sun, Shade, Half Sun & Half Shade, Under Utility Poles, Rain Gardens, Kitchen Gardens, Bees,  Pollinators in Winter, Hummingbirds, Wildlife, Butterflies, More

2023 Plants of Merit – Annuals, Bulbs, Edibles, Perennials, Shrubs, Trees, Vines (Missouri Botanical Garden)

2023 Plants of Demerit – Bamboo, Big Leaf Hydrangea, Blueberry, Burning Bush, Chameleon Plant,  Lavender, Pin Oak, Wintercreeper (Missouri Botanical Garden)

Gardening and Nature Events

6:30 pm Monday, March 11th, Missouri River Bird Observatory Zoom Winter Learning Series: Trees- Dicamba & 2,4-D Old Chemicals New Problem with Robbie Doerhoff, Forest Entomologist, Missouri Conservation Department. Register

Noon Tuesday, March 12th, Missouri Conservation Department Zoom Class: Native Plants- The Mints- Fresh Breath for Pollinators. Register

6 pm Tuesday, March 12th, St. Louis Public Library In-Person event at Central Library: Carnivorous Plants with Carnivorous Plant Society 26 Seats remaining. Register

7 pm Tuesday, March 12th, Partners for Native Landscaping Zoom Speaker Series with St. Louis County Public Library: Kill Your Lawn for the Birds with Emily Connor, Audubon Riverlands and Dan Pearson, St. Louis Audubon. Register

10 am Wednesday, March 13th, Bellefontaine Cemetery Springtime History & Horticulture Walking Tour. Register

Noon Wednesday, March 13th, Missouri Conservation Department Zoom event: Native Plants- Planting for Hummingbirds. Register

2 pm Wednesday, March 13th, Partners for Native Landscaping Zoom Speaker Series with St. Louis County Public Library: Container Gardening with Native Plants with Joan Klingensmith, Shaw Nature Reserve. Register

4 pm Wednesday, March 13th, Missouri Prairie Foundation Webinar: How Plants Work- Plant Physiology in 50 Minutes. Register

1 pm Thursday, March 14th, Missouri Conservation Department In-Person event at Powder Valley Nature Conservation Area, Kirkwood: Herstory Hike- Honoring Women in Conservation. 16 Tickets remaining. Register. Also see: Eight Women Who Have Shaped Conservation (Theodore Roosevelt Conservation Partnership)

2 pm Friday, March 15th, St. Louis County Public Library In-Person Class @ Prairie Commons Branch, Hazelwood: Houseplants for Beginners- The Science of Plant Care. 5 Seats remaining. Register

3:30 pm Friday, March 15th, Missouri Conservation Department Zoom Class: Native Plants- Rare Beauties. Register 

9 am to Noon Saturday, March 16th and Noon to 2 pm Sunday, March 17th St. Charles County Master Gardeners Cool Season Vegetables and Pansies Sale at University of Missouri Extension St. Charles County

9 am Saturday, March 16th, Missouri Conservation Department In-Person event at Dresser Island Conservation Area, West Alton Mo: Discover Dresser Island Hike. 5 Tickets remaining. Register

1 pm Saturday, March 16th, Missouri Conservation Department Zoom class: Mushroom Hunting 101. Register

6 pm March 18th St. Louis County Public Library In-Person Class @ Daniel Boone Branch, Ellisville: Houseplants for Beginners- The Science of Plant Care. 32 Seats remaining. Register

6:30 pm March 18th Missouri River Bird Observatory Zoom Winter Learning Series:  Creating Safe Passages for Migrating Birds with Krystal Anton, Johnson County Community College. Register

10 am March 18th Missouri Conservation Department In-Person event at Powder Valley Nature Conservation Area, Kirkwood: Flowering Trees Hike. 15 Tickets available. Register

1 pm March 18th Missouri Conservation Department In-Person event at Powder Valley Nature Conservation Area, Kirkwood: Vernal Equinox or Equilux Hike. 12 Tickets remaining. Register

4 pm March 19th Missouri Conservation Department Zoom class: Spring Mushrooms with Malissa Briggler, MDC State Botanist and Missouri Mycological Society’s Mid-Missouri president. Register

5 pm March 19th St. Louis Public Library In-Person event at Central Library: Vermicomposting and DIY Wormbins. Register

7 pm March 19th Partners for Native Landscaping Zoom Speaker Series with St. Louis County Public Library: Planning for Future Drought with Native Plants with Shannon Callahan – St. Louis Audubon. Register

2 pm March 20th Partners for Native Landscaping Zoom Speaker Series with St. Louis County Public Library: Native Landscaping for Butterflies & Moths with Chris Hartley, Sophia M. Sachs Butterfly House. Register

6 pm March 21st Seed St. Louis Zoom Class: Four Season Gardening. Register

10 am March 22nd St. Louis County Public Library In-Person Class @ Thornhill Branch, St. Louis County: Houseplants for Beginners- The Science of Plant Care. 4 Tickets remaining. Register

Ages 5+. 10 am March 22nd Missouri Conservation Department In-Person event at Tower Grove Park: Beginning Birding for Kids. 1 Ticket remaining. Register

8 am to 1 pm March 23rd Partners for Native Landscaping In-Person Workshop & Plant Sale, Maryland Heights Community Center

9 am March 23rd Missouri Conservation Department In-Person event at Fort Belle Fontaine County Park, St. Louis County: Fort Belle Fontaine Ephemeral Walk with naturalist guide. 8 Tickets remaining. Register

8:30 am March 24th St. Louis Audubon Society Beginner Bird Walk at Tower Grove Park. 8 years and older. Register

Noon March 24th St. Louis Audubon Society Beginner Bird Walk at Tower Grove Park. Register

6:30 pm March 25th Missouri River Bird Observatory Zoom Winter Learning Series: The Swine Republic- Struggles with the Truth About Agriculture & Water Quality with Chris Jones, author. Register

2 pm March 26th Missouri Conservation Department Zoom class: Creature Feature- Eastern Bluebird. Register

6:30-8 pm March 26th The Watershed Nature Center, Edwardsville IL In Person Workshop: Knowing and Growing the Native Garden. Free. Register

Noon to 2 pm April 28th St. Charles County Master Gardeners Spring Plant Sale at University of Missouri Extension St. Charles County. Vegetables, perennials, natives, herbs and annuals.

6 pm March 28th Table to Garden, Willoughby Heritage Farm, Seed St. Louis Class 3 of 4 core composting series at Willoughby Heritage Farm, Collinsville IL: Pick Your System. $12. Register

9 am to 3 pm April 5th & 6th Missouri Arbor Day Tree Giveaway at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

8 am April 6th St. Louis Audubon Society Beginner Bird Walk at Forest Park. Register

Missouri Wildflowers Nursery returns to Kirkwood Market Saturdays 8 am – 4 pm April 6, 13, 20, 27 and May 25 and June 1. Order in advance for pick up at Market or select from what they bring

Volunteers Wanted. 9-11 am and 1-3 pm April 6th Forest ReLeaf April Open Nursery Potting Day at CommuniTree Gardens Nursery, Maryland Heights. Register

11 am to 3 pm April 6th St. Louis Public Library In-Person event: Earth Day at Cerntral Library

2 pm April 8th St. Louis Public Library program at Central Library: Plants, Pollen, and Allergies. 35 Seats remaining. Register.

April 9-11 Missouri Native Grasslands Summit, Jefferson City. $75. Register

10 am to 2 pm April 13th Riverlands Native Plant Festival, West Alton MO

7 pm April 13th Stargazing at Tower Grove Park

6 pm April 18th Table to Garden, Willoughby Heritage Farm, Seed St. Louis Class 4 of 4 core composting series at Willoughby Heritage Farm, Collinsville IL: Soil Health. $12. Register

April 18-20 Southwestern Illinois College @ Belleville Horticulture Club Plant Sale

9 am tyo 4 pm April 26th St. Louis Community College @ Meramec Horticulture Students Plant Sale.

9 am to 5 pm April 26th St. Louis Herb Society Herb Sale at Missouri Botanical Garden, parking lot

April 27th-28th  U-City in Bloom Plant Sale. 9 am to 1 pm Saturday & 11 am to 1 pm Sunday. Heman Park Community Center, University City

8 am April 27th St. Louis Audubon Society Beginner Bird Walk at St. Vincent Greenway. Register

Noon April 27th Heartland Conservancy Spring Native Plant Sale at Clinton Hills Conservation Park, Swansea IL

1-4 pm April 27th New Roots Urban Farm Workshop: Waste Prevention (Intercepting Compost Materials from the Landfill), St. Louis Place. Register

8:30 am to 12:30 pm May 4th Webster Groves Women’s Garden Association Plant Sale, First Congregational Church, Webster Groves

9 am to 1 pm May 4th Shaw Nature Reserve Wildflower Market

9 am to 5 pm May 4th West County Daylily Club Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 5 pm May 11th St. Louis Hosta Society Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

10 am to 2 pm May 11th Missouri Prairie Foundation Native Plant Sale at Wild Bird Sanctuary, Valley Park. $8-$12 entrance fee.

10 am May 11th Companion Planting 101 Class at Heru Urban Farming, Florissant. Register

9 am to 5 pm May 12th Greater St. Louis Iris Society Show at Missouri Botanical Garden

May 18th Wild Ones Illinois Prairie Chapter Native Plant Sale at Carlock, McLean County IL

9 am to 5 pm May 25th Metropolitan St. Louis African Violet Council Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

1-2 pm May 25th New Roots Urban Farm Workshop: Planting Sunflowers 101 with Farmer Twan, St. Louis Place. Register

June 1st Green Living Festival at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

10 am June 8th How to Trellis Tomatoes Class at Heru Farms, Florissant. Register

June 9th Missouri Botanical Garden sponsored Private Garden Tour. Tickets: $50 MoBot Member, $65 Nonmember

9 am to 5 pm June 15th Carnivorous Plant Society Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 5 pm June 22nd Kimmswick Visitor Center Daylily Sale, Jefferson County Mo

July 20st-22nd Shaw Cactus & Succulent Society Cactus & Succulent Sale, St. Louis County

9 am to 5 pm August 3rd Greater St. Louis Iris Society Iris Sale at at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 5 pm August 17th Missouri Botanical Garden Daylily Association Plant Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

10-11:30 am August 17th Homegrown Hot Sauce Class with Urban Harvest’s Chef Queenie at Rung, Fox Park. Register

Noon to 5 pm August 18th Orchid Society of Greater St. Louis Auction at Missouri Botanical Garden. Garden admission fee required.

3-7 pm September 6th Shaw Nature Reserve Fall Wildflower Market

9 am to 5 pm September 7th Gateway West Gesneriad Society Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 5 pm September 28th Rose Society of Greater St. Louis Show at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

Join us Sundays on Twitter for #GardenSunday to interact with other outdoor and indoor gardeners and nature enthusiasts, ask questions, give answers, share photos.

Upcoming St. Louis Area Plant Sales

Art: three potted plants in dark green. Text: Plant Sale

9 am to Noon Saturday, March 16th and Noon to 2 pm Sunday, March 17th St. Charles County Master Gardeners Cool Season Vegetables and Pansies Sale at University of Missouri Extension St. Charles County

March 23rd Partners for Native Landscaping In-Person Workshop & Plant Sale, Maryland Heights Community Center

9 am to 3 pm April 5th & 6th Missouri Arbor Day Tree Giveaway at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

8 am – 4 pm April 6 Missouri Wildflowers Nursery returns to Kirkwood Market. Also there Saturdays April 13, 20, 27, May 25, June 1. Order in advance for pick up at Market or select from what they bring

April 18-20 Southwestern Illinois College @ Belleville Horticulture Club Plant Sale

9 am to 4 pm April 26th St. Louis Community College @ Meramec Horticulture Students Plant Sale

9 am to 5 pm April 26th St. Louis Herb Society Herb Sale at Missouri Botanical Garden, parking lot

April 27th-28th  U-City in Bloom Plant Sale. 9 am to 1 pm Saturday & 11 am to 1 pm Sunday. Heman Park Community Center, University City

Noon April 27th Heartland Conservancy Spring Native Plant Sale at Clinton Hills Conservation Park, Swansea IL

Noon to 2 pm April 28th St. Charles County Master Gardeners Spring Plant Sale at University of Missouri Extension St. Charles County. Vegetables, perennials, natives, herbs and annuals.

8:30 am to 12:30 pm May 4th Webster Groves Women’s Garden Association Plant Sale, First Congregational Church, Webster Groves

9 am to 5 pm May 4th West County Daylily Club Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 1 pm May 4th Shaw Nature Reserve Wildflower Market

9 am to 5 pm May 11th St. Louis Hosta Society Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

10 am to 2 pm May 11th Missouri Prairie Foundation Native Plant Sale at Wild Bird Sanctuary, Valley Park. $8-$12 entrance fee.

May 18th Wild Ones Illinois Prairie Chapter Native Plant Sale at Carlock, McLean County IL

9 am to 5 pm May 25th Metropolitan St. Louis African Violet Council Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 5 pm June 15th Carnivorous Plant Society Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 5 pm June 22nd Kimmswick Visitor Center Daylily Sale, Jefferson County Mo

July 20st-22nd Shaw Cactus & Succulent Society Cactus & Succulent Sale, St. Louis County

9 am to 5 pm August 3rd Greater St. Louis Iris Society Iris Sale at at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

9 am to 5 pm August 17th Missouri Botanical Garden Daylily Association Plant Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

Noon to 5 pm August 18th Orchid Society of Greater St. Louis Auction at Missouri Botanical Garden. Garden admission fee required.

3-7 pm September 6th Shaw Nature Reserve Fall Wildflower Market

9 am to 5 pm September 7th Gateway West Gesneriad Society Show and Sale at Missouri Botanical Garden. Garden admission free to St. Louis City and County residents on Wednesday and Saturday mornings.

Join us Sundays on Twitter for #GardenSunday to interact with other outdoor and indoor gardeners and nature enthusiasts, ask questions, give answers, share photos.