Don’t panic if you see spots on your tree’s leaves or something strange on the bark. Get to work diagnosing the problem with this guide that features pictures of common tree diseases and pests that ...

Add Yahoo as a preferred source to see more of our stories on Google. A group of young cedar trees infected with blight - N. Mitchell/Shutterstock There's nothing quite as majestic and imposing as a ...

Some trees and shrubs have a bad reputation for being susceptible to diseases: lilacs to powdery mildew, junipers to juniper tip blight, flowering crabapples to apple scab, and elms to Dutch elm ...

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 ...

We love the vibrant colors of maple trees in the fall. These deciduous beauties bring not only great color but also a recognizable leaf shape and (our favorite) whirlybird seeds that helicopter their ...

A study finds small-scale tree cover in Costa Rica boosts biodiversity while limiting dangerous mosquito species. Protecting trees might not seem like a public health strategy, but new research ...

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 ...