The rapid decline of our largest and most prolific tree in the Pacific Northwest andmost important tree species to the ...
The company will thin part of the 148-acre North Beaver Creek Preserve on the north slopes of Galbraith Mountain.
Add Yahoo as a preferred source to see more of our stories on Google. Drought and insects have killed an unprecedented number of Oregon’s Douglas fir trees during the last decade, costing billions in ...
Observers who are noticing dying conifer trees around the Roaring Fork River watershed can blame the Douglas-fir beetle. The valley has avoided many of the insect infestations that have decimated ...
A deadly pest may lurk somewhere in east Asia, an insect or a fungus that could decimate the Pacific Northwest's vast forests of Douglas fir should it ever reach this region's shores. The possibility ...
CORVALLIS, Ore. (KTVZ) – Increases in mortality among Douglas firs in the Klamath Mountains are the result of multiple factors that have the iconic tree in a “decline spiral” in parts of the region, a ...