Add Yahoo as a preferred source to see more of our stories on Google. A man paints limewash on an oak tree infested with the goldspotted oak borer in Orange County's Silverado Canyon in May 2024. The ...

Infestations can spread silently. Officials issue warning as harmful insects spread across US region: 'Highly vulnerable' first appeared on The Cool Down.

Ron Durbin, who trekked with a group into a rugged Santa Clarita canyon, quickly spotted nearby trees pockmarked with D-shaped "exit holes," a deadly calling card. This was the work of the goldspotted ...

An invasive beetle species with a taste for oak trees has been detected in Novato. The county agriculture department announced the discovery of Mediterranean oak borers on Monday and called upon the ...

A tiny beetle responsible for killing hundreds of thousands of oak trees in Southern California has reached Ventura County, marking a troubling expansion. This is the farthest north the goldspotted ...

A drive to the mountains in San Diego County means you're surrounded by nature, trees especially, which have been facing a major threat from something so small you might not even notice it. You will ...

The Mediterranean oak borer, an invasive beetle known to transmit a sometimes fatal fungus to Oregon white oak trees, has been found in Marion and Polk counties. Summer trappings also showed that the ...

Agriculture officials in Marin County are alerting property owners and arborists to be on the lookout for a tiny invasive beetle that attacks oak trees, after the insect was detected last month in ...

If you spot tiny holes and piles of sawdust on your tree, bark beetles could be the culprit. Unfortunately, the solution ...

The deadly decline of Britain’s native oak trees may be driven by an unexpected accomplice: their own smell. Scientists have discovered that trees affected by Acute Oak Decline (AOD) emit distinct ...