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.
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.
Some publications and field guides, such as the popular Shrubs to Know in Pacific Northwest Forests and Trees to Know in Oregon and Washington, are available to purchase.