Ask A Master Gardener

This is a free community program. Please consider supporting the Gardens of Golden Gate Park with a recommended donation of $5-20. Your support helps us connect people to plants, the planet, and each other. Friday, September 18, 2026 10:30am-1:30pm San Francisco Botanical Garden — Helen Crocker Russell Library of Horticulture About the Program Wonder why a plant is not thriving? Have a pest problem? We’ve partnered with the UCCE Master Gardener Program of San Mateo & San Francisco Counties to help answer your gardening questions. Stop by the Garden’s Library of Horticulture on Fridays from 10:30am-1:30pm to take advantage of this free service! Please do not bring any plant samples. Photos only. — Drop-in program, no RSVP needed. Rain cancels. Admission to the Botanical Garden is free for Members, San Francisco residents, children 4 and under, military/veterans, and Museums for All/EBT participants.