High School Youth Stewards at Stulsaft Park - Session #3
Meet new friends, learn about nature, enhance your observational skills, and help restore the natural ecosystems within Stulsaft Park!
Seniors 65+ Volunteer at McClellan Ranch Preserve in Cupertino
Volunteer your time to improve habitat health along Stevens Creek!
High School Youth Stewards at San Francisquito Creek/Bol Park
Meet new friends, learn about nature, enhance your observational skills, and help restore the natural ecosystems within Bol Park and the San Francisquito Creek watershed!
CNPS Seed and Cutting Exchange
Pick up pre-ordered plants at the California Native Plant Society, Santa Clara Valley Chapter’s seed and cutting exchange.
High School Youth Stewards at Stulsaft Park - Session #4
Meet new friends, learn about nature, enhance your observational skills, and help restore the natural ecosystems within Stulsaft Park!
Volunteer Outdoors in Alviso at the Burrowing Owl Project (18+)
Join us to improve habitat for the threatened South Bay burrowing owl population. This opportunity is for those aged 18+.
High School Youth Stewards at San Francisquito Creek/Bol Park
Meet new friends, learn about nature, enhance your observational skills, and help restore the natural ecosystems within Bol Park and the San Francisquito Creek watershed!
Volunteer Outdoors in Los Altos Hills at Byrne Preserve
Volunteer your time to help increase biodiversity at Byrne Preserve!
Volunteer Outdoors in Palo Alto: Bioretention Area Maintenance at Southgate
Join us to help maintain the bioretention area at Southgate in Palo Alto.
Volunteer Outside at Stulsaft Park with Youth Climate Ambassadors
Join the Youth Climate Ambassadors (YCA) for a rewarding community service event as we work together to remove the invasive French broom.
Volunteer Outdoors at Redwood Grove Nature Preserve in Los Altos
Volunteer your time to help increase biodiversity in Los Altos at Redwood Grove Nature Preserve!
Garden and Meditate Outdoors at Bedwell Bayfront Park
Let's tend a pollinator garden and meditate outdoors in nature
Womxn+ in the Weeds Workday: Volunteer at Pearson-Arastradero Preserve
Calling all women and non-binary identifying community members! Join POST and Grassroots Ecology for an affinity group volunteer workday.
Volunteer Outdoors: Habitat Restoration at Bedwell Bayfront Park
Let's tend a pollinator garden at Bedwell Bayfront Park!
Plant Sale at the Growing Natives Garden Tour
Shop in-person for a small selection of native plants, or pick up pre-orders, at the Growing Natives Garden Tour.
Volunteer as a Greeter/Docent at the Growing Natives Garden Tour 2025
Volunteer as a Greeter/Docent at the Growing Natives Garden Tour 2025
Volunteer at McClellan Ranch Preserve in Cupertino
Volunteer your time to improve habitat health along Stevens Creek!
Volunteer as a Greeter/Docent at the Growing Natives Garden Tour 2025
Volunteer as a Greeter/Docent at the Growing Natives Garden Tour 2025
High School Youth Stewards at Stulsaft Park - Session #5
Meet new friends, learn about nature, enhance your observational skills, and help restore the natural ecosystems within Stulsaft Park!
Seniors 65+ Volunteer at McClellan Ranch Preserve in Cupertino
Seniors 65+: volunteer your time to improve habitat health along Stevens Creek!
Volunteer Outdoors in Los Gatos at Cherry Springs
Volunteer your time to increase biodiversity at Cherry Springs in Sierra Azul Open Space Preserve.
Earth Day Volunteering in Los Gatos at Bear Creek Redwoods
Volunteer your time this Earth Day to increase biodiversity at Bear Creek Redwoods Open Space Preserve.
Spring Flowers Naturalist Walk in Los Altos Hills at Byrne Preserve
Celebrate spring with a guided walk featuring native wildflowers!
City Nature Challenge Bioblitz at Shoreline in Mountain View
Let's discover and document what lives at the baylands.
Volunteer Outdoors in East Palo Alto at Cooley Landing
Volunteer your time with Grassroots Ecology and Peninsula Open Space Trust to help increase biodiversity in East Palo Alto!
Plant Sale at CNPS 50th Annual Wildflower Show
Shop in-person for a small selection of native plants, or pick up pre-orders, at CNPS SCV’s Wildflower Show.
Volunteer Outdoors in East Palo Alto at Cooley Landing
Volunteer your time with Grassroots Ecology and Peninsula Open Space Trust to help increase biodiversity in East Palo Alto!
High School Youth Stewards at San Francisquito Creek/Bol Park
Meet new friends, learn about nature, enhance your observational skills, and help restore the natural ecosystems within Bol Park and the San Francisquito Creek watershed!
Restore and Explore! College Student Workday Series at Byrne Preserve
Restore riparian ecosystems, meet new friends, & explore nature on short hikes with expert staff at Byrne Preserve in Los Altos Hills.
High School Youth Stewards at Stulsaft Park - Session #2
Meet new friends, learn about nature, enhance your observational skills, and help restore the natural ecosystems within Stulsaft Park!
Speed Weeders: Volunteer Outdoors at Pearson-Arastradero Preserve
Volunteer with Grassroots Ecology to support biodiversity in our local open spaces!
Talk at Los Gatos Library, "California Native Plants in our Ecosystem"
Learn about the role of native plants in our unique Bay Area ecosystems and the small but impactful ways individuals can support local biodiversity.
Volunteer at Sunnyvale Baylands Park
Volunteer your time to build a pollinator garden at Sunnyvale Baylands Park!
Volunteer at Bear Creek Redwoods Preserve
Volunteer your time to increase biodiversity at Bear Creek Redwoods Open Space Preserve.
Volunteer at Shoreline at Mountain View
Volunteer your time with Grassroots Ecology to help increase biodiversity in Mountain View!
High School Youth Stewards at San Francisquito Creek/Bol Park
Meet new friends, learn about nature, enhance your observational skills, and help restore the natural ecosystems within Bol Park and the San Francisquito Creek watershed!
CANCELED: High School Youth Stewards at Stulsaft Park - Session #1
Meet new friends, learn about nature, enhance your observational skills, and help restore the natural ecosystems within Stulsaft Park!
Summer Naturalist Internship Info Session #2
Online info session for Grassroots Ecology's 9-week Naturalist Internship (June 16 – August 15, 2025).
Volunteer at McClellan Ranch Preserve in Cupertino
Volunteer your time to improve habitat health along Stevens Creek!
Volunteer Outdoors in Redwood City: Habitat Restoration at Redwood Creek
Volunteer your time with Grassroots Ecology to help increase biodiversity in Redwood City!
Volunteer at McClellan Ranch Preserve in Cupertino
Volunteer your time to improve habitat health along Stevens Creek!
Volunteer at Southgate in Palo Alto
Join us to help maintain the bioretention area at Southgate in Palo Alto.
Volunteer Outdoors in Palo Alto at Pearson-Arastradero Preserve
Volunteer with Grassroots Ecology to support biodiversity in our local open spaces!
High School Youth Stewards at Bol Park/San Francisquito Creek
Meet new friends, learn about nature, enhance your observational skills, and help restore the natural ecosystems within Bol Park and the San Francisquito Creek watershed!
Restore and Explore! College Student Workday Series at Byrne Preserve
Restore riparian ecosystems, meet new friends, & explore nature on short hikes with expert staff at Byrne Preserve in Los Altos Hills.
Volunteer Outdoors at Redwood Grove Nature Preserve in Los Altos
Volunteer your time to help increase biodiversity in Los Altos at Redwood Grove Nature Preserve!
High School Youth Stewards at Bol Park/San Francisquito Creek
Meet new friends, learn about nature, enhance your observational skills, and help restore the natural ecosystems within Bol Park and the San Francisquito Creek watershed!
Volunteer at McClellan Ranch Preserve in Cupertino
Volunteer your time to improve habitat health along Stevens Creek!
Summer Naturalist Internship Info Session #1
Online info session for Grassroots Ecology's 9-week Naturalist Internship (June 16 – August 15, 2025).
Seniors 65+ Volunteer at McClellan Ranch Preserve in Cupertino
Volunteer your time to improve habitat health along Stevens Creek!
Volunteer Outdoors in Redwood City: Planting at Redwood High School
Volunteer your time to help increase biodiversity along Cordilleras Creek at Redwood High School after eucalyptus tree removal!
Volunteer Outdoors in East Palo Alto at Cooley Landing
Volunteer your time to help increase biodiversity at Cooley Landing!
Restore and Explore! College Student Workday Series at Byrne Preserve
Restore riparian ecosystems, meet new friends, & explore nature on short hikes with expert staff at Byrne Preserve in Los Altos Hills.
Celebrate Black History Month! Volunteer Outside at Huddart Park
Volunteer with Grassroots Ecology, AWO Center, Northern CA Nigerian, and Afriicionado at Huddart Park, to celebrate Black History Month!
Volunteer at Bear Creek Redwoods Preserve
Volunteer your time to increase biodiversity at Bear Creek Redwoods Open Space Preserve.
New Growth Naturalist Walk at Pearson-Arastradero Preserve
Join us to discover the fresh and green things to be seen in February!