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

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 ...

Emerald ash borers threaten Minnesota's estimated one billion ash trees. Ben Cooper, the General Manager of Rainbow Treecare, ...

Now, the “Argyle Street Ash” joins, among others, a cedar climbed by The Beatles and an oak that may have inspired Virginia ...

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

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

Several trees with disease and “structural conditions” are being felled after a busy car park was partially closed off. A footpath along the edge of George Lane car park in Marlborough has been ...

Emerald ash borer was recently found in Milbank, now one of 13 communities in South Dakota where the pest has been detected.

For decades, development, disease and insect infestation have chipped away at the tree canopy, leaving Twin Cities ...

Natural selection is acting upon thousands of locations within the ash tree DNA, driving the evolution of resistance as the ...

Ash trees are evolving resistance to a fungus which has decimated the species in recent years, a new study shows.