Safeguarding your trees against pests is important to their health and longevity. Invasive species can wreak havoc by defoliating or infecting trees, and left untreated, can lead to loss of limbs and ...

Angela Mech, assistant professor of Entomology at University of Maine, has been leading the research for the i-Tree pest predictor. Mech specializes in invasive forest insects. University of Maine ...

Question: My aspen trees have scale insects on the bark and some disease on the leaves that causes them to drop off early. What can I do? Answer: The insects are called oystershell scale (Lepidosaphes ...

Q: I have a mature palo verde tree in my back yard that has what appear to be some kind of white scale on the trunk and several main branches — it almost looks like cement or mortar. On some of the ...

Before you start looking for signs of spring in the garden, look around for trouble: insect eggs. “A number of problem insects overwinter as eggs on trees and shrubs,” said Sharon Yiesla, plant ...

Box tree moths, an invasive species of insects that can defoliate and kill boxwood shrubs, have been detected in Michigan.

Prefer Newsweek on Google to see more of our trusted coverage when you search. Trees in urban settings around the world are being threatened not only by climate change and habitat loss but also by ...

Nearly two years after it was believed to have been found in Tarrant County, the existence of an invasive, tree-killing beetle has been confirmed in Denton and Bowie counties. The Texas A&M Forest ...