Joseph Hulbert

This pub will walk you through how to correctly identify the diagnostic symptoms of sooty bark disease, a troubling, emerging pathogen spreading across Washington.

The emerald ash borer is an invasive, wood-boring beetle that causes nearly 100% mortality in infested ash trees: learn how to identify this pest and the latest management recommendations.

This publication is intended for Extension professionals, master gardeners, public agency personnel, tree care professionals, and those who are interested in an in-depth review of the current state of knowledge about EAB and the implications for potential damage and mitigation strategies in Washington State.