Urban trees lining streets fare better in dry spells than those in parks – now it seems that leaky water pipes are the reason ...

With a little careful planning, biodiversity can be created when a new landscape is designed or increased if correct plants replace plants that die.

Bagworms may be small, but they can cause big problems.Often mistaken for part of the tree, they create cases that dangle from branches.Erika Lyon, with Ohio St ...

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

A nearly seven-foot piece of trunk will be featured in an art exhibit to honor the beloved tree. Hugging it is encouraged.

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.

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, ...

Heavy rain over the past 10 days has led to severe fungal infection in apple plants in the apple belts. A delegation of apple ...