Salsa Festival: 4 to 8 p.m. at North End Organic Nursery, 2350 W. Hill Road, Boise. Salsa making class, salsa canning class, salsa competition judging (7 p.m.), childrens activities, food, beer and music. Free. 389-4769.
Fermented Foods: 6 to 7 p.m. at North End Organic Nursery, 2350 W. Hill Road, Boise. Fermenting class, pickles, sauerkraut, how tos and health advantages. Free. 389-4769.
Adult Education Class: Hypertufa Trough Workshop: 10 a.m. Aug. 17 (part 1) and 6 p.m. Aug. 21 (part 2), at Idaho Botanical Garden, 2355 N. Penitentiary Road, Boise. Make hypertufa troughs to use as planters for shallow-rooted outdoor plants such as alpines, thymes and succulents. $35 members, $40 nonmembers. Pre-registration required. 343-8649, idahobotanicalgarden.org.
Bug Day: 9 a.m. to 3 p.m. at Idaho Botanical Garden, 2355 N. Penitentiary Road, Boise. Release ladybugs, participate in Insect Olympics, earn a Certificate in Bugology and catch live bugs. $8 general, $4 children 5-12 and members, free for ages 4 and younger. 343-8649, idahobotanicalgarden.org.