San Anselmo Historical Society Room, 110 Tunstead Avenue, San Anselmo.
Join Marin County Parks and One Tam staff to enhance native plants at a site once dominated by non-native grasses and weeds. Dress in layers you can get dirty, wear sturdy shoes, and bring water. Please bring gloves if you have them. RSVPs are appreciated but not required. Questions or to RSVP: Contact Volunteer Coordinator Kirk Schroeder at (415) 763-2977.