Emerald ash borer detected in Washington State
State officials confirm first detection of emerald ash borer in Washington state Emerald ash borer was found in Vancouver, WA on August 3, 2026.
Save the Date – 2026 WSU Equitable Urban Forest Symposium – September 3rd
Join us on September 3rd at 1pm PDT to learn from seven students and hear summaries of the urban tree equity projects. More information is available at https://treehealth.wsu.edu/internships-symposium/
New Management Guide Released – Washington State Emerald Ash Borer Resources and Management Guide
Learn more and find more resources about emerald ash borer at https://treehealth.wsu.edu/eab/