An invasive fungus has killed billions of American chestnut trees since the early 1900s. Forestry experts in southeastern Ohio may have found a solution. His branches ruffle in the light breeze under ...

Invasives have largely wiped out the American chestnut and elm, caused “hell” with the beech, and are now wreaking havoc on the eastern hemlock and white ash Signs of beech bark disease on the bark of ...

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A blight in the early 1900s nearly wiped out the American chestnut tree, once a staple food source and building material. Farmers are now planting blight-resistant hybrid chestnut trees in an effort ...

TANNERSVILLE — Marc Wolf steps off a trail at the Mountaintop Arboretum to examine a beech tree with mottled, bumpy bark. “This is pretty typical of beech bark disease,” he said. “Beech trees would ...