Aquatic Outreach Institute (Richmond):Gardening for Wildlife workshops are currently offered to residents and educators in Contra Costa and Alameda Counties. (510) 231-5655
California Native Plant Society: Links to walks and programs focusing on native plants offered by local chapters. “Gardening with Natives Group” (Santa Clara Valley CNPS Chapter) holds monthly meetings, an annual native plant garden tour, and an annual wildflower show. Contact Stephanie Morris at StephLMorris@hotmail.com, (408) 629-8004; or Arvind Kumar at firstname.lastname@example.org, (408) 274-6965.
Friends of the Jepson Herbarium (Berkeley): Wide variety of workshops and classes on botanical and ecological subjects. (510) 643-7008
Larner Seeds: Four workshops each year focus on gardening with the seasons. (415) 868-9407
LifeGarden (Walnut Creek): Classes, tours, and lecture series about ecological gardening and topics such as native plants. (925) 937-3044
Magic Gardens: Offers some Saturday classes on native gardens, as well as other gardening topics. (510) 528-5587
Marin County Stormwater Pollution Prevention Program: Taking Root workshops for K-5 teachers about creating healthy school gardens. (510) 499-3202
Regional Parks Botanic Garden (Berkeley): Classes and lectures focused on native plant botany, horticulture, and natural history. (510) 841-8732
Glen Schneider and Lyn Talkovsky: East Bay landscape professionals offer classes and information on gardening for wildlife using local native plants. (510) 644-1776 or (510) 231-5912
Strybing Arboretum Society (San Francisco): Wide variety of classes on botany and horticulture. (415) 661-1316 ext.300
U.C. Berkeley Botanic Garden
Many Bay Area community colleges have horticulture departments that offer classes in ecology, native plants, garden design, etc.