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 ...

Above: This photo tells an entire story. Taken at Roan Mountain State Park in Tennessee in January, it shows most of the deciduous trees are bare. However, you can easily see the light tan colors of ...

Scientists are investigating the reasons some plants still wear last season’s tattered clothes.

Beech leaf disease, characterized by linear bands on the tree’s leaves, was first noticed in American beech trees by Ohio biologist John Pogacnik. John Pogacnik/Lake Metroparks Ohio biologist John ...

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 ...

In just a decade, this unusual disease has spread from Ohio across the Northeast. Scientists are testing treatments, but answers come slowly. Backlit leaves of an American beech tree show dark bands, ...

A confounding new disease is killing beech trees in Ohio and elsewhere, and plant scientists are sounding an alarm while looking for an explanation. Researchers and naturalists in northeastern Ohio ...