Join Midpen staff for a fun workday of removing invasive yellow star thistle at Pulgas Ridge Open Space Preserve. Staff will provide training on plant identification, removal techniques, and education about why we want to remove this plant from our local landscape. This project is an excellent opportunity for first-time volunteers! Want to learn more […]

Join Midpen staff for a fun workday removing invasive yellow star thistle at Los Trancos Open Space Preserve. Staff will provide training on plant identification, removal techniques, and information about why we want to remove this plant from our local landscape. This project is an excellent opportunity for first-time volunteers! Want to learn more about […]

Join Docent Naturalists Frances Reneau, Helena Cohen, and Paul Billig for the 15th in the "All Preserves" series celebrating the Midpen's 50th anniversary. Located in a hidden triangle area near Skyline Boulevard and a former section of Alpine Road, sits this small and popular preserve. Trail connections afford grand loops through adjacent preserves, and even […]

Volunteer your time to help increase biodiversity at Hawthorns Preserve. About this event Join us at Hawthorns Preserve in Portola Valley, a Midpeninsula Regional Open Space Preserve that is not yet open to the public! Help restore wildlife habitat to this essential grassland ecosystem and remove invasive plants! Volunteers should expect to walk over hilly, […]

Description Join Midpen staff for a fun workday of removing invasive yellow star thistle and teasel at Skyline Ridge Open Space Preserve. Staff will provide training on plant identification, removal techniques, and education about why we want to remove teasel from our local landscape. This project is an excellent opportunity for first-time volunteers! Want to […]

Come help the California Native Plant Society’s Edgewood Weed Warriors program and protect Edgewood’s amazing biodiversity by controlling and removing invasive, non-native plants. We’ll have great opportunities to see native wildflowers and other plants, and to learn about local ecology from other volunteers and local experts. Friday sessions run year round. Meeting locations are determined […]

Most populations of migratory birds are now threatened. It is estimated that the populations of 1 out of every 2 songbirds are declining in the Western Hemisphere with impacts predicted to worsen with climate change. However, because migratory birds have breeding, migratory, and wintering areas and may move vast distances between them, understanding where the […]