St. Louis Area Plant and Seed Swaps and Sales

11 am June 13th St. Charles County Library Seed & Plant Swap at Spencer Road Branch, St. Peters. Register

1 pm June 13th St. Louis Public Library Plant & Seed Swap at Thornhill Branch, Fenton. Register

2 pm June 13th St. Louis Public Library Plant & Seed Swap at Meramec Valley Branch, Fenton. Register

9 am to 5 pm June 20th Carnivorous Plant Society Show & Sale at Missouri Botanical Garden. Garden Admission Free until Noon on Saturdays and Wednesdays to St. Louis City and St. Louis County residents, except during MoBot special events, otherwise Garden Fee applies.

9 am to 2 pm Friday and 8 am to 2 pm Saturday, June 26th-27th, Flyleaf Market monthly pop up on 1st floor of Watson Terrace Christian Church, Watson @ Winnebago: Succulent & Tropical Plant Sale.

9 am to 5 pm June 27th Kimmswick Visitor Center Daylily Sale

11 am July 11th St. Charles County Library Seed & Plant Swap at Spencer Road Branch, St. Peters. Register. Registration opens June 13th

9 am to 2 pm Friday and 8 am to 2 pm Saturday, July 24th-25th, Flyleaf Market monthly pop up on 1st floor of Watson Terrace Christian Church, Watson @ Winnebago: Succulent & Tropical Plant Sale.

9 am to 4 pm July 25th-26th Shaw Cactus and Succulent Society Plant Sale at Jost Event Center, Overland

6:30 pm July 30th St. Louis County Library Plant & Seed Swap at Prairie Commons Branch, Hazelwood. Register

9 am to 5 pm August 1st-2nd Greater St. Louis Iris Society Plant Sale at Missouri Botanical Garden. Garden Admission Free until Noon on Saturdays and Wednesdays to St. Louis City and St. Louis County residents, except during MoBot special events, otherwise Garden Fee applies.

11 am August 8th St. Charles County Library Seed & Plant Swap at Spencer Road Branch, St. Peters. Register. Registration opens July 11th

Noon to 5 pm August 9th Orchid Society of Greater St. Louis Auction at Missouri Botanical Garden. Garden Fee applies.

9 am August 15th Seed St. Louis Fall Seedling Sale at Carriage House

9 am to 5 pm August 15th Missouri Botanical Garden Daylily Society Plant Sale at Missouri Botanical Garden. Garden Admission Free until Noon on Saturdays and Wednesdays to St. Louis City and St. Louis County residents, except during MoBot special events, otherwise Garden Fee applies.

9 am to 2 pm Friday and 8 am to 2 pm Saturday, August 21st-22nd, Flyleaf Market monthly pop up on 1st floor of Watson Terrace Christian Church, Watson @ Winnebago: Succulent & Tropical Plant Sale.

September 5th Garden Club of Edwardsville, Illinois Plant Sale.

9 am to 5 pm September 12th Gateway West Gesneriad Society Show & Sale at Missouri Botanical Garden. Garden Admission Free until Noon on Saturdays and Wednesdays to St. Louis City and St. Louis County residents, except during MoBot special events, otherwise Garden Fee applies.

September 12th Missouri Prairie Foundation Native Plant Sale at The Nature Institute, Godfrey, Illinois

11 am September 12th St. Charles County Library Seed & Plant Swap at Spencer Road Branch, St. Peters. Register. Registration opens August 15th

September 24th Missouri Prairie Foundation Native Plant Sale at Roeslein & Associates, St. Louis County

9 am to 2 pm Friday and 8 am to 2 pm Saturday, September 25th-26th, Flyleaf Market monthly pop up on 1st floor of Watson Terrace Christian Church, Watson @ Winnebago: Succulent & Tropical Plant Sale.

11 am October 10th St. Charles County Library Seed & Plant Swap at Spencer Road Branch, St. Peters. Register. Registration opens September 12th

9 am October 17th Seed St. Louis Garlic Sale at Carriage House

9 am to 2 pm Friday and 8 am to 2 pm Saturday, October 23rd-24th, Flyleaf Market monthly pop up on 1st floor of Watson Terrace Christian Church, Watson @ Winnebago: Succulent & Tropical Plant Sale.

11 am November 14th St. Charles County Library Seed & Plant Swap at Spencer Road Branch, St. Peters. Register. Registration opens October 17th

9 am to 2 pm Friday and 8 am to 2 pm Saturday, November 27th-28th, Flyleaf Market monthly pop up on 1st floor of Watson Terrace Christian Church, Watson @ Winnebago: Succulent & Tropical Plant Sale.

9 am to 2 pm Friday and 8 am to 2 pm Saturday, December 11th-12th, Flyleaf Market monthly pop up on 1st floor of Watson Terrace Christian Church, Watson @ Winnebago: Succulent & Tropical Plant Sale.

11 am December 12th St. Charles County Library Seed & Plant Swap at Spencer Road Branch, St. Peters. Register. Registration opens October 17th

11 am to 4 pm January 30th, 2027, 16th Annual STL Seeding Frenzy Seed Swap at Sunset Hills Community Center, 3915 S Lindbergh. Prepackage your seeds and identify the seeds on package. Seed Swap 11 am to 12:30 pm for those who bring seeds to swap and who will receive an arm band to the Seed Room. After 12:30 pm people without an arm band may enter and select seeds from Seed Room. If you do not contribute seeds, bring a donation of either non-perishable food items, hygiene products or new kids socks and underwear. These items will be given to a local charity.