Expert Tip

Emerald Ash Borer Resource Center

The emerald ash borer is an invasive, wood-boring beetle from Asia that has destroyed millions of ash trees and devastated tree canopy cover throughout the United States since it was discovered in 2002.

Do you have an ash tree? There may be multiple options for helping to preserve your tree, but early detection is critical.

Contact your Davey arborist for a free inspection or more information about EAB. We can work with you to protect your trees, from plant health care tips to treatment programs tailored to your goals.

Download this information for quick reference or read the EAB Expert Consensus document.

Have you seen me? Look for: Thin, 2-5 inch vertical slits in the bark 1/8 inch D-shaped holes in the bark S-shaped tunnels beneath the bark Leaf wilt and branch dieback with heavy infestation