Courtesy of U.S. Department of Agriculture/Flickr
Unlike other Western states, Washington has never had an outbreak of the invasive insect. Last year, WSDA trapped just three Japanese beetles — all at airports in King County.
But the Oregon Department of Agriculture detected a record 369 Japanese beetles in Cedar Mill, a suburb of Portland. ODA has just finished spreading a granular insecticide, Acelepryn, at more than 2,400 residences to kill larvae. ODA obtained a court order to ensure it could get on every property.
Washington has never had to conduct an eradication campaign for Japanese beetles, though it has experience in spraying for gypsy moths, another invasive species that like the Japanese beetle is widespread in the East but has so far been fended off in the West.
Read more at the Capital Press.