Recent News from our Blog

Our new “Four Seasons” quarterly photo contest starts now! Spring photo: Spider web with dew.

Starting in 2024,  we are challenging you with the “Four Seasons” contest! We want to find out how good you are at locating specific kinds of sights in our Open Space. Each season, we’ll post the name of something that you can find in the Conejo Open Space, such as the spider web in the photo below. And that’s the Read more…

Anna's hummingbird seen up close ruffling its feathers.

Dr. Julie Morley to kick off COSF Speaker Series with an inspiring talk about hummingbird conservation

Ornithologist and multispecies expert Dr. Julie Morley will speak May 1 at 7:00 p.m.  on “How You Can Help the Hummingbirds.” She will discuss how to create a hospitable hummingbird habitat in your backyard, how to choose and maintain healthy feeders, and which species you’re likely to see in our area. Dr. Morley will also cover hummingbird lifecycles, which species Read more…

It’s New Map Monday in Lang Ranch: Woodridge Loop with Longer Options

Highlights Four possible routes of varying difficulty: 2.8 miles with 550′ of climbing for the Woodbridge Loop alone 4.1 miles with 750′ of climbing, starting in Wood Ranch 4.4 miles with 750′ of climbing, starting on Westlake Blvd. 6.7 miles with 1300′ of climbing, starting on Erbes Rd. The Woodridge Loop is a short easy hike that circumnavigates the gated Read more…

It’s New Map Monday in Oakbrook/Lang Ranch: Sandstone Hills Trail

Highlights The rocky scenery is beautiful as the trail cuts across the towering and rugged south flank of Simi Peak and the Simi Hills View deposits from the Middle Miocene period (14 million years ago) and Upper Cretaceous period (100 million to 66 million years ago when the dinosaurs went extinct) in the cliffs above the trail Experience a sea Read more…

Spring Trail Work Day 2024

Spring Trail Work Day Improves Hill Canyon, Draws Enthusiastic Volunteers

The first. of COSCA’s two big trail work days drew over 65 volunteers to Hill Canyon to work on the trails there and battle invasive milk thistle and mustard. The Santa Monica Mountains Trails Council and Concerned Off-Road Bicyclists Association (CORBA) provided crew leaders, while Safe Passage Youth Foundation joined in with a group of. teen trail workers. The day Read more…

It’s New Map Monday in Wildwood: Lizard Rock and Hidden Rim Trails Figure 8 Double Loop

Highlights From the Lizard Rock Trail, there are great views into three different canyons See the volcanic legacy of the Conejo Valley firsthand on the Stagecoach Bluff Trail Cross the new Conejo Canyons Vehicle Bridge, expected to be completed in late winter 2024 The Lizard Rock Trail is included in the 2024 Conejo Open Space Challenge, shown in green on Read more…