Overview
Hemlock Woolly Adelgid: Managing a Nonnative Invasive Pest in Ohio
The appearance of the Hemlock Woolly Adelgid (HWA), a nonnative insect, has resulted in the mortality of eastern hemlock trees throughout much of their range in states to the southeast of Ohio. The potential loss of eastern hemlock in Ohio seriously threatens the unique ecosystems and the tourism that depends on them in places like the Hocking Hills and Mohican Regions. Learn about the status of this pest in Ohio, how Ohio is proactively managing it, and how you can help.