A new disease impacting beech trees has spread across the state, and foresters in the northeast believe it could be potentially devastating. Beech leaf disease was first detected in Ohio in 2012 and ...

Diseases are among the major causes of tree mortality in both forests and urban areas. New diseases are continually being introduced, and pathogens are continually jumping to new hosts, threatening ...

Scientists will spend the next three years looking at the best, environmentally-friendly, ways to deal with the pest.

Looking upward into the branches of a very large elm tree. - Alex Cristi /Getty Images Summertime shade might be the most obvious benefit trees provide, but they also improve air quality, cool the air ...

A new study found differences at the cellular level of leaves from infected Beech trees -- variations that may account for tree mortality. Beech trees provide food for animals, timber for wood ...

Anthracnose, a fungal disease affecting maple trees, is prevalent in Greater Columbus due to the cool, wet spring. The disease causes brown leaf spots, curling leaves and premature leaf drop, but ...

Gardeners, this week we are discussing Asian Citrus Greening and Citrus Canker and how we can recognize each of the two citrus diseases. There are numerous plant diseases that may attack citrus trees, ...

Plum trees are relatively low maintenance as far as fruit trees go, but pruning is vital for their health. Here's when and ...

The California Department of Food and Agriculture declared a citrus quarantine in a 95-square-mile area of Rancho Bernardo on Tuesday after detecting a potentially threatening citrus tree disease ...

The arrival of new plant pests and diseases is likely to severely damage UK trees and woodlands in the coming decades, new research shows. The arrival of new plant pests and diseases is likely to ...