
Squirrels, Rejoice! The California Black Walnut will Bear Fruit this Fall
The California Black Walnut is a lush, beautiful tree found throughout southern California. In western Riverside County, this tree grows primarily among Coastal Sage Scrub, Grasslands, and other plants on the Santa Rosa Plateau. It also lives in more densely populated...

The Downy Woodpecker Pecks in Western Riverside County
Often thought of living only in dense forests, the Downy Woodpecker, Picoides pubescens, is found right here in western Riverside County. This bird is the smallest species of the woodpecker family in North America, with its habitat reaching north to Alaska and south...

Formation of Habitat Conservation Plans
The Western Riverside County MSHCP is the gold standard nationally, but a well-kept secret within California. With a goal of conserving 500,000 acres, it is one of the largest Habitat Conservation Plan of its kind in the country and protects 146 plant and animal...
Notice of Permanent Trail Closure – Temecula Escarpment
Notice of Permanent Trail Closure Starting June 16, 2021, unauthorized mountain bike trails in the Temecula Escarpment, south of Rancho California Road will be permanently closed. These bike trails were illegally created on land that is conserved by the Western...

Plummer’s Mariposa Lily has Colorful History, Like its Namesake
The Plummer’s Mariposa Lily is a rare flower found only in a small section of southern California’s mountain ranges, including the San Jacinto and San Bernardino Mountains. The flower is designated by the U.S. Forest Service as a “sensitive species,” which means its...

Who are the Permittees?
It takes a range of Permittees – along with Partner Agencies – to implement the Western Riverside County MSHCP, a 500,000-acre habitat reserve to protect, restore, and maintain habitats for the conservation of 146 species. Collaboration with permittees expedites...