Currently, the emerald ash borer has been found in trees only in Washington County, where a quarantine prohibits moving ash (Fraxinus) or fringe tree (Chionanthus) wood in or out of the area.
It’s unclear why the population of brown marmorated stink bug exploded this year. Like other insects, the population of the shield-shaped brown marmorated stink bug (BMSB) varies from year to year depending on climatic factors.
Kym Pokorny |
Nov 9, 2022 |
News story
Credit mandamasprime, some rights reserved (CC-BY-NC). / CC BY-NC
(Cropped from original)
Four Extension faculty and one research assistant gave presentations at the Farwest Show, which annually draws an estimated 5,000 attendees to the Oregon Convention Center and nursery tours.
So far, there’s no known infestation in Oregon. If one establishes, many of Oregon’s high-value industries may be affected, including wine grapes, nursery and tree crops, small fruits and timber.