Add Yahoo as a preferred source to see more of our stories on Google. PORTLAND, Ore. (KOIN) — The state of Washington is asking residents to keep an eye out for invasive insects on trees this summer.

This list of stories illustrates the spread of insects like northern giant hornets, the presence of pine sawflies on local trees, and outbreaks of the California fivespined ips beetle in places like ...

Pest Stop, a pest management company based in Tumwater, serves customers along the I-5 corridor from the Portland area to south King County.

PORTLAND, Ore. (KOIN) — The state of Washington is asking residents to keep an eye out for invasive insects on trees this summer. Late summer is usually the peak for invasive wood-boring insects to ...