Trees, especially pine trees, are in for challenging times. Although pine trees are relatively drought tolerant, ongoing drought, as we’ve experienced in Marin County for several years, has caused ...

Despite the damage incurred by recent hurricanes, notably Hurricane Michael in 2018, the pine tree industry in Florida still is a major contributor to the state’s economy. This industry includes the ...

As Colorado experiences its signature whiplash weather, arborists are warning that stressed trees are more vulnerable to pests and diseases. Peel back the bark, and you may find a predator in your ...

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 ...

Rooted to the spot, trees face deathly attacks from pests, people, and even other plants without the possibility of escape. Instead, they fend off assailants with physical and chemical defenses. With ...

Bark beetles evolved to feed on specific types of trees, leaving behind dried-out shells, as seen at Lake Granby in Granby, Colorado on May 31, 2025. (Amanda Pampuro/Courthouse News) UNCOMPAHGRE ...

The lack of monsoon rains last year likely caused bark beetles and other diseases to kill trees across more than a half million acres of the Southwest, according to a U.S. Forest Service report. The ...

A pine beetle epidemic in Colorado is killing hundreds of thousands of trees and turning the state's forests brown. Elise Thatcher, a producer for Colorado Matters on Colorado Public Radio, says there ...

Insects and drought are taking an increasing toll on Colorado’s forests, challenging the long-term sustainability and resiliency of the state’s roughly 24.5 million acres of forest, a new report says.

Hot temperatures usually make people tired and lazy, but for the western bark beetle, the heat just makes them want to have a lot of sex — and that’s bad news for giant pine trees scattered across the ...

A persistent pest killing parched pines in Spokane’s oldest municipal golf course prompted park officials to take the extraordinary step of cutting down dozens of trees this winter. Earlier this month ...

QUESTION: I live in a community that used to be a pine tree farm. I think my pine trees have pine beetle infestation, and I have been losing them one by one. I notice that the bark comes off and there ...