On May 2, an enthusiastic team of 15 Amgen staffers joined COSCA Rangers Joe and Kari and COSF President Bill Miller and board member Anne Russell for a morning clean-up at the Arroyo Conejo. The video of the work can be seen below. The Amgen group removed about one ton Read more…
The COS Challenge ends on May 31, a date that is rapidly approaching! Already several dozen people have completed all ten trails. If you would like to qualify for some of the fabulous prizes supplied by the Conejo Open Space Foundation, and Giant Bikes, at the final celebration on June Read more…
The spring edition of the Conejo Open Space Foundation newsletter has been posted. In this edition… Environmental Studies Scholarship Winners : New Threat to Conejo Oaks : Neighborhood Coyotes : CRPD Superintendent Matt Kouba Retires (photo at right) : Winter Photo Contest Winner : And More! View our Spring Conejo Read more…
There are 5 weeks left in the 2025 Conejo Open Space Challenge. That’s plenty of time to get out and explore the 10 Challenge trails, even if you haven’t started yet. The great photos are continuing to roll in! Here are some more of them. If you would like to Read more…
Kim Corella, who is Cal Fire’s Forest Pathologist with the Forest Entomology and Pathology Program for Southern California, addressed what could be a slow-moving disaster for our Coast Live Oaks in her Speaker Series talk “Oaks in Peril” on April 16. Having served with Cal Fire for the past 17 Read more…
We’re now exactly half way through the 2025 Challenge! Here are some more great photos submitted by the enthusiastic participants. If you would like to join the fun, check out the details on our Conejo Open Space Challenge page!
Congratulation to Summer who submitted this photo of acorns that she took on the Spring Canyon Trail. If you would like to enter future contests, here are the rules: Every season, we’ll identify a specific item (e.g., “an oak tree”) for you to find within the Conejo Open Space. As Read more…
We’re only two weeks into the 2025 Challenge and participants have already submitted dozens of great photos! Here are some of them. If you would like to join the fun, check out the details on our Conejo Open Space Challenge page!
Unhappily, COSCA is postponing the Annual Conejo Spring Trail Work Day because of the rain that is forecast for this week. The trail in not expected to dry out enough for travel by Saturday. The work day will be rescheduled, and we’ll let you know when the details are available. Read more…
Highlights Two routes are described here, an easy one of 2.3 miles with roughly 300′ of climbing, and a longer one of 4.1 miles with roughly 700′ of climbing For Dos Vientos residents, there are several nearby trailheads for easy access The trails climb up above the neighborhoods so you Read more…