South Dakota and surrounding residents should be aware that there's been a huge increase in a destructive pest. Here's what ...

If your ash tree’s canopy is thinning, bark is flaking off in patches, or woodpeckers are suddenly interested in your trunk, ...

PORTLAND, Maine — Experts are now in preventative mode as the emerald ash borer, or EAB, expands its damage across Maine.

The Oregon Department of Forestry is warning Oregonians about an invasive species of beetle that could emerge this summer.

The Emerald Ash Borer has been detected in Denver nearly a decade after city officials began preparing for the invasive ...

Insecticides used against emerald ash borer move under the bark through the tree’s water-conducting system to leaves and branches, where the insects are feeding.

An invasive beetle that kills ash trees has made it to the Nashville area. As a result, up to 13% of Tennessee's trees could ...

The mature ash tree (Fraxinus) often has pinnately compound leaves and grey-brown ridged bark. Green and white ash are the most common species of ash tree; these can be found in eastern regions of ...

Green ash tree bark has a diamond pattern. The sycamore has exfoliating bark, a patchy look. As the tree ages, the bark turns white up the tree.

A sign of EAB infestation are S-shaped tunnels under ash tree bark from larvae. All hardwood firewood cannot be moved outside quarantined counties, but can move within and into quarantined areas.