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Arborist Greg Ranallo and one of the ash trees he has recently treated against the emerald ash borer in Shelburne on Friday, July 19. Ranallo favors treating the trees to curb the spread of the ...

Devils Lake is preparing for unwelcome visitors in the form of a possible wood-boring insect infestation that could prove devastating to ash trees in the area. During the last week of January, an ...

Kris Dullmer of Ash Tree Solutions, right, injects an insecticide into an ash tree named Big Jim in the Catamount Community Forest to combat the emerald ash borer in Williston on Tuesday, June 25.

The clock is ticking for the few healthy ash tree groves still in existence around D.C. Twenty years ago an invasive pest arrived in the area, hidden away inside a shipment of ash trees headed for a ...

The first case of Emerald Ash Borer beetles has been found in central Lakewood. The invasive species infects and kills ash trees, and there’s nothing that can be done to save a tree once the bug bores ...

Ash trees are dead or dying because of the little iridescent green beetle The emerald ash borer's small size – no bigger than a cooked grain of rice – belies its destructive power. The beetle’s ...

James E. Zablotny/USDA APHIS This week, crews removed dozens of infested ash trees in Forest Grove as part of a state plan to slow the spread of the destructive pest. This month, state agencies ...

MANKATO — Take a walk outside today. Look left, look right and then look up. What do you see? Or more importantly, what do you not see? A major urban forestry initiative is reshaping Mankato’s tree ...

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

Volunteers have planted hundreds of trees to compensate for those lost due to the fungal disease ash dieback. Councillors and ...