Landscape Expert Shares Guidelines for Gardening with Natives—and Why. See the Recording Here

Erik Oberg, owner of native-plant landscape design company Acorn Design Studios and chair of the Conejo Valley Audubon Society’s Conservation Committee, gave a talk in December 2023 about native plant gardening to a group of COSF open space enthusiasts. He walked the audience through his “Top 10 Reasons to Go Native,” as Read more…

The great volunteer turnout made for a successful 2023 Fall Trail Work Day on Saturday – Summary and photo gallery

Well over 100 people helped fix up three trails in Wildwood Park on October 21, with 89 volunteers plus COSCA rangers and several members of the Conejo Youth Conservation Corps (CYCC). Participants split into several group and spread out to fix ruts, cut back encroaching vegetation, including cactus, clean out Read more…

An animal handler holds a large Eurasian eagle-owl.

Native Plantpalooza & Eco Fest Stages a Successful Return October 7; See the gallery of photos!

Last year, COSF launched a live event as part of its popular Speaker Series: Native Plantpalooza & Eco Fest. This year Native Plantpalooza returned to Conejo Creek North Park on Saturday, October 7, an unusually warm day. Nonetheless, the free event, which featured beekeepers, butterfly experts, climate activists and other Read more…

COSF Awards 2023 Scholarships to Two Students, Adds Honorable Mentions

Two Ventura County high school seniors, Avery Henson of Moorpark High School and Kaelin Carraway of Rancho Campana High School in Camarillo, are the recipients of the third annual Conejo Open Space Foundation scholarships. The $1,000 annual scholarships support students pursuing environmental-studies-related majors at two- or four-year colleges or universities. Read more…

Athens Service waste bin

How to do your garbage right: Tips from our Speaker Series “Trash Talk” experts, and the RECORDING of the presentation

If you took away nothing else from COSF’s March 29 Speaker Series panel “Talkin’ Trash: How to Do Your Garbage Right,” we hope you at least memorized these three numbers: 1-2-5. Those represent the types of single-use plastics that actually are recyclable. If you see a 1, 2 or 5 Read more…