Oregon’s unusually mild winter and warm spring temperatures have accelerated the development of the invasive emerald ash borer (EAB), causing the destructive pest to emerge weeks earlier than expected, according to the Oregon Department of Forestry (ODF).
ODF Invasive Species Specialist Wyatt Williams confirmed finding a fully developed adult emerald ash borer in early May while inspecting a Raywood ash tree in King City, southeast of Portland. In previous years since…