A decade after the emergence of beech leaf disease (BLD) in northeast Ohio, a new study by researchers at The Holden Arboretum reveals that American beech (Fagus grandifolia) is experiencing ...

Beech trees across the state are seeing worsening symptoms of the fast-spreading complex beech leaf disease, according to the Maryland Department of Agriculture. The disease affects all beech ...

BLD, which primarily affects American beech (Fagus grandifolia), was first identified—not just in Ohio, but anywhere—in Lake County in 2012.Since then, it has spread eastward all the way to ...

Sean O'Brien, from the UNH Cooperative Extension, takes a look at how beech leaf disease spreads and the signs to help you identify if one of your trees is infected.

Forests and nearby communities could start looking much different as a tree native to Maryland falls victim to a microscopic pest. Beech trees can be found in parks all across Baltimore and Maryland, ...

Over the years Ohio trees have had a continuing list of problems. Oak wilt is currently affecting oak trees. Before that, there was the Emerald Ash Bore for ash trees and earlier there was Dutch ...

Beech leaf disease is believed to be caused by a particular type of nematode, which is a microscopic, threadlike worm. It was first discovered in Ohio in 2012. As of 2025, it has been found ...

Many of Holden Arboretum’s younger beech trees have died since the disease was first reported at the Kirtland-based institution in 2014, while some of the mature trees have started to die as well.

It’s time to appreciate the iconic American beech tree; it comprises nearly 40% of our northern forests, and the species ...

KIRTLAND, OHIO — A new study from Holden Forests & Gardens and a team at USDA Agricultural Research Service confirms that beech leaf disease—a fast-spreading disease already devastating ...

Listen And Learn About Beech Leaf Disease. We’re just beginning our reporting on Beech leaf disease and tree conservation. Check out some of our recent stories: Audio: ‘Beech Leaf Disease Is Spreading ...