More than 20 local vendors will be at the American Horticultural Society's River Farm headquarters selling a wide variety of plants—including natives, perennials, shrubs, herbs, vegetables, and annuals—as well as garden supplies and unique garden art. The event is open to the public on Friday, April 15 from 9 a.m. to 6 p.m. and Saturday, April 16 from 9 a.m. to 5 p.m. The AHS Members’ Night will be held on Thursday, April 14 from 4 p.m. to 8 p.m. Visitors are also welcome to tour River Farm’s 25-acre grounds, which will be in full spring bloom with thousands of bulbs, flowering trees, and shrubs. An ongoing art exhibit will also be on display in the Estate House. Admission to the Spring Garden Market is free to everyone. Parking is free for AHS members (with valid member card) and $3 for non-members. Proceeds support the AHS’s educational programs and the stewardship of River Farm.