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 shows. Bark beetle-infested spruce trees begin to dry out already before ...

Are you seeing tiny holes, oozing sap, and thinning crowns on your beautiful weeping willow trees and mighty maples? Don't be too quick to pin it on old age. They could be signs of a much bigger ...

James E. Zablotny/USDA APHIS This week, crews removed dozens of infested ash trees in Forest Grove as part of a state plan to slow the spread of the destructive pest. This month, state agencies ...

A palm tree on the La Jolla Recreation Center grounds is slated for removal after the city of San Diego confirmed it has been infested with the South American palm weevil. The palm weevil — a type of ...

TAMPA, Fla. (WFLA) — There’s something so special about a real Christmas tree. They look great. They smell great. But if you plan on bringing one into your home, just know, you could be in for a ...

Q: I have been cutting off the dead branches on borer-infested trees. Should I burn or dispose of these dead branches? A: Flat-headed borers can get in the sunburned limbs and young trunks of peach, ...

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 ...

A section of the Lahaina banyan tree was cut back because it was infested with insects last week. The trunks were on the side of the town square near the location of the former Pioneer Inn. “We’re ...

MIDDLETOWN — The Emerald Ash Borer has infested trees in Jacot Park, and one tree commission official is worried about it spreading citywide. The Emerald Ash Borer is an invasive beetle from Asia that ...

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, ...