A decade after ash dieback was found in the UK, there is still a real threat of importing other diseases with a “similarly devastating” impact, conservationists warn. The disease, which causes leaf ...

Research entomologist Jian Duan cuts away bark from ash trees in search of emerald ash borers, an invasive species that has been killing off the trees. They’re looking particularly for those affected ...

Along the St. Louis River, more than 60,000 trees will be planted to replace dead ash trees and protect the estuary. With dead ash trees all around, Nathan Wagner, of Janesville, Wis., a member of ...

Littleton has detected the Emerald Ash Borer in at least one tree in town. The beetle is a non-native pest that has the potential to dramatically change the landscape of Colorado's Front Range. "One ...

Haskell Smith, urban forester for Bloomington, said the funding will support the assessment and treatment of 530 ash trees ...

I wouldn't describe myself as a tree-hugger, in the truest sense of the word, but I do love trees. The same can be said for a great many people. I remember in the 1980s when Dutch elm disease was ...

Most homeowners look at the trees in their yard and see shade, beauty, maybe even a bit of property value. What they don't ...

What would you say is the greatest threat to the survival of our trees? Deforestation? Climate change? How about disease? Many of us don't really think about trees getting sick or infected but pests ...

FARGO — Emerald ash borer has finally made its way to North Dakota. On Aug. 22, the beetle was found in a trap near Edgeley. Forestry experts with the City of Fargo are busy treating healthy ash trees ...