This small invasive beetle has infested dozens of Ventura County oak trees. Here's what to know.
The Mediterranean oak borer, a miniscule beetle no bigger than a sesame seed, has been discovered in trees around the Portland area. The invasive pest native to Europe, the Middle East and North ...
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 ...
Welcome to our tree column, “Ask your local arborist.” Each month, arborists from the Davey Tree Expert Company in Menlo Park discuss a tree-related topic from general care and planting tips to how ...
‘I have some weird, seemingly hollow, green, round balls falling from my oak tree. What in the world are these things?” — S.Y. You are describing an interesting growth that can occur on a variety of ...
The invasive Goldspotted Oak Borer beetles are responsible for killing at least 200,000 oak trees in SoCal, increasing fire ...
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 ...
Question: Yesterday I read that “oaks are a keystone species”. What exactly does that mean? Answer: A keystone species is a plant, animal or microorganism that is vitally important to its environment.
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