Goldspotted Oak Borer spread across California, killing 200,000 oak trees, raising environmental risks promoting officials advise.

Add Yahoo as a preferred source to see more of our stories on Google. A tiny beetle has infested dozens of trees in a canyon in the Santa Susana Mountains in the Simi Valley area, marking the invasive ...

The Shumway Oak Grove Regional Park in Stockton launched an autumn nature walk for the community to get an inside look at how important California's historic oak trees are, especially during the fall.

Shortly before 2000, California oaks began dying. The University of California launched an investigation. What was causing this plague, and how might California oaks be kept healthy? A water-borne ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. SAN DIEGO (FOX 5/KUSI) — An invasive beetle ...

Add Yahoo as a preferred source to see more of our stories on Google. Large oak tree in front of nice neighborhood Oak trees have been around for more than 50 million years, with individual trees ...

Find out what types of oak trees are best for your growing conditions, from dry to wet, and sandy to clay soil. I'm a big fan of all types of oak trees, and I’ve even sprouted an acorn from a tree at ...

An Inland Empire city has approved a development project 450 feet away from the third oldest known living organism in the world — a sprawling, shrub-like oak tree that is more than 13,000 years old.