In fantasy worlds, trees like the Lord of the Rings’ Ents are agile and mobile. In the real world, they’re slow.

The remains of a famous sycamore tree, which stood on Britain’s Roman-built Hadrian’s Wall in northern England for more than ...

Anthracnose is a common spring disease on maple trees. Several different fungi can cause the symptoms we describe as anthracnose.

One person identified non-native English ivy, a common invasive species in the United States, on a large oak tree.

Eastern Oregon's Malheur National Forest boasts some of the state's oldest trees, including pine and larch that live more ...

Forests and nearby communities could start looking much different as a tree native to Maryland falls victim to a microscopic ...

If your ash tree’s canopy is thinning, bark is flaking off in patches, or woodpeckers are suddenly interested in your trunk, ...

Citrus greening is a disease with no known cure that has infected nearly every citrus grove. It first cropped up 20 years ago ...

Frequent issues include fungal diseases such as anthracnose, powdery mildew, and canker stain. If you notice discolored, ...

Sunlight, even in winter, will ensure a bountiful harvest of fruit in summertime, however, there is also one key task to perform now for a heavy crop of plums. RHS experts have detailed the importance ...

The Emerald Ash Borer has been detected in Denver nearly a decade after city officials began preparing for the invasive ...

We saw die-back in trees coming out of winter. In some cases, it is environmental stress from drought stress and winter ...