Insects and Spiders - native

unknown on Aug 3, 2022

Submitter does not have a specimen

Description of specimen

Possible signs of ash borer in my backyard. Please see attached photos


Thank you for your report! It's hard to tell from your pictures what might have caused this damage to your tree. Emerald ash borer makes D-shaped holes about 1/8" wide. Here is the address of Oregon Department of Agriculture's IPPM Survey and treatment projects EAB page

Scroll down to find photos of Emerald Ash Borer Look-Alikes, the EAB Response Plan for Oregon, and more information about how to recognize EAB attack, so that you can monitor your tree.

Tom Valente
Aug. 4, 2022, 9:06 a.m.