Both of these methods are expensive and labor-intense, and insecticides can have harmful effects on other organisms (including humans). Traditional horticultural breeding programs have produced ...

The American elm tree has all but died off in this country. In Castine, Maine, residents have found a way to keep their precious citizens thriving.

For decades, the American elm population has dwindled, and one of its greatest threats is the deadly Dutch elm disease, which has taken its toll on Brown’s campus, too. The tree removal ...

One tree stands out from its leafy green neighbors. Some of the tree's leaves are missing. Others are brown and eaten away as a result of "skeletonization" from the larger elm leaf beetle.

Brown University’s 155-acre campus is home to thousands of trees and is recognized for its impressive American elm collection. Last year, the campus lost an iconic community fixture, an elm tree ...

The parent tree, a gigantic century-old elm, was discovered on a hobby farm in Afton. Owner Chris Bliska had bought the property intending to start an organic orchard.

American elms have been the victim of a decimating disease known as DED or Dutch Elm Disease. However, there are a few that linger and remain, gracing our city streets with their majestic arching form ...

In this edition of ID That Tree, we’re going to introduce you to yet another native Indiana elm found in the far southwest corner of Indiana, and that is winged elm. It’s named for its prominent corky ...

A invasive wasp from Asia has been discovered in two counties along North Carolina’s Virginia border — and that could mean big trouble for the state’s beloved elm trees, according to the N.C ...

The elm tree – the fourth-largest tree recorded in Washington County, and listed among Pennsylvania’s “Champion Big Trees” – predates the Civil War. Estimated at 165 years old, it was planted around ...

Brown University’s 155-acre campus is home to thousands of trees and is recognized for its impressive American elm collection. Last year, the campus lost an iconic community fixture, an elm tree ...