A western pine beetle rests on a sap mound on a pine tree. - Charles Wollertz/Getty Images A thriving pine tree is a thing of beauty, but what if your pine tree doesn't seem so healthy? If you notice ...

Bark beetle-infested spruce trees begin to dry out already before any visible signs of tree mortality appear, a recent study from the University of Eastern Finland shows. Led by Dr Samuli Junttila, ...

HOLLISTER, Mo. (KY3) - Beneath the serene beauty of the Ozarks, riverfront properties lie a destructive problem: the emerald ash borer. This tiny insect has infected countless ash trees, leaving ...

LOWCOUNTRY, S.C. (WCIV) — The U.S. Department of Agriculture’s Animal and Plant Health Inspection Service is asking for the public's assistance in reporting signs of the Asian longhorned beetle, a ...

There’s a tree killer on the loose in Oregon, and nobody knows how to stop it. An invasive green beetle called the emerald ash borer arrived in the Midwest from Asia, and it’s killed over 100 million ...

Round, white hemlock woolly adelgid ovisacs are found on the undersides of branches near the base of the needles. (Michigan Department of Natural Resources) The Michigan Department of Natural ...