Trapping for Mediterranean oak borer (MOB) this summer showed this new pest from Europe, North Africa and western Asia is now ...
Defying its typical seasonal pattern, my beautiful backyard oak tree — which, at over 300-years-old, predates the neighborhood — recently shed its leaves unexpectedly. Upon a thorough evaluation ...
The Mediterranean oak borer, an invasive beetle known to trasmit a sometimes fatal fungus to Oregon white oak trees, has been ...
The emerald ash borer, an invasive beetle that’s already killed millions of trees across the country, is spreading in Oregon. The beetle was first detected in Washington County, near Forest Grove, in ...
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