Two of my favorite spring plants, almost entirely based upon their progression from bud to leaf, are beech trees and false hellebore (a common wetland plant). I was thinking about why they are so ...

The American beech, Fagus grandifolia, is a North American staple and the dominant species in many northeastern forests. In 2012, a new disease was first spotted, infecting trees in northeastern Ohio.

A new tree disease has spread in forests in Massachusetts, joining invasive pests and climate change as top priorities for foresters to address. The state has found beech leaf disease in more than 90 ...

Jun. 12—Pennsylvania naturalists are keeping an eye on a disease that has been killing beech trees in the eastern U.S. for more than a decade, but has begun spreading more rapidly in the past three ...

But there’s hope, and that’s where Holden Arboretum is playing an important role, whether it’s researching spread of the disease, experimenting with insecticides, or trying to clone trees that are ...

A scanning electron microscope reveals nematodes (highlighted in green) inside the spongy mesophyll of a European beech (Fagus sylvatica) leaf infected with beech leaf disease (BLD). Eggs are marked ...

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BOLTON, N.Y. (NEWS10) – A disease threatening one of the Adriondack Park’s most commonly-sighted trees has reared its head. Last week, the Adirondack Park Invasive Plant Program (APIPP) reported a ...

That's the way Meredith Cochran describes the young stand of beech trees that is dying on the upper reaches of land she owns in Hancock behind her house. Three years ago, Cochran first noticed the ...

There’s a disease wreaking havoc on beech trees in Pennsylvania. Beech leaf disease currently is found in all but two of the state’s 67 counties. Caused by microscopic nematodes, the disease infects ...

BALTIMORE -- Maryland officials are asking residents to keep an eye on the greenery after the presence of a tree-killing disease was confirmed in Harford County. The Maryland Department of Agriculture ...