The discovery of Mediterranean oak borers in Novato has prompted an alert by the county agriculture department.

The invasive goldspotted oak borer has spread across SoCal, leaving boneyards of dead trees behind. This June, UC ANR and ...

Agriculture officials in Marin County are alerting property owners and arborists to be on the lookout for a tiny invasive ...

Hundreds of volunteers across five counties participated in the first Goldspotted Oak Borer Blitz, surveying oak trees for signs of the invasive beetle and contributing valuable data to help protect ...

California’s iconic trees are so well appreciated that three national parks are named after them: Redwood, Sequoia and Joshua ...

California oak trees have long served ... which means they must be processed to become edible. Each species of acorn is different: some are more carb-heavy, some more fat-heavy and some have ...

In North America, there are about 90 different oak species, with more than 21 found in California. Acorns, the fruit of oak trees, are rich with fats, carbohydrates and proteins. They are a staple ...