An invasive beetle that kills ash trees has made it to the Nashville area. As a result, up to 13% of Tennessee's trees could be threatened. An expert shares what can be done to protect these trees.

Wisconsin officials are asking residents to stay alert for a destructive invasive insect that could arrive in the state this summer: the Asian long-horned beetle. According to the ...

What looks like a neatly manicured yard at face value may be full of unseen damage. Luckily, it's not difficult to repair ...

University of Oxford researchers have led a new study which found that hedgerows, small copses and even individual trees can ...

Sean O'Brien, from the UNH Cooperative Extension, takes a look at how beech leaf disease spreads and the signs to help you ...

Pesky spotted lanternfly bugs are back this summer in Maryland and multiple other states, but there are some new options ...

Surveyors mapped approximately 545,000 acres across Washington with some level of tree mortality, tree defoliation, or foliar ...

Some cherry and plum trees in the central Ohio area are turning black from a fungal disease. Here's what you need to know.

An average maturing tree under optimal conditions can transport up to 10,000 gallons of water only to capture about 1,000 usable gallons for the production of food and adding to its biomass.

All tree leaves have an outer layer called the epidermis, which can also be used in the identification process. This leaf "skin" always has a waxy cover called the cuticle and varies in thickness ...