If small clusters of leaves on branch tips of an oak tree turn brown, this is oak leaf flagging. The most common causes are ...

University of Maryland entomology professor talks about the harms of the invasive spotted lanternfly, predictions for next ...

Pretty in its own way, the Emerald Ash Borer doesn’t look that menacing. But it is an invasive wood-boring beetle that can ...

In the Warren County case, two egg masses — each of which can hold up to 30 to 50 eggs — were found on the bark of the tree’s trunk, Zoltowski said.

Smaller trees can be sprayed with insecticides, which are most effective on younger larvae.“A tree that’s otherwise healthy will recover from it,” said Luke Gustafson, extension assistant.

A viral Facebook post warns if you see walnut-shaped masses on your Christmas tree, don't bring it inside, at is may be home to nearly 400 praying mantis eggs that have yet to hatch.

There are over 100 species of June bugs, and all of them start their lives as white grubs once they hatch from their eggs. These grubs can sometimes damage crops and young trees by eating the roots.

The bug — which sucks on the sap of trees and plants to lay its eggs — was detected for the first time in the United States in 2014 in Berks County, and has since spread to 12 other counties ...

Stuart McCausland came across this little bundle of lichen with legs, scooting across a crape myrtle tree in his yard. It is a lacewing larva, sometimes called a “junk bug” because of the junk ...