Bark beetles can destroy spruce forests by converting the trees' defences into even more toxic substances, scientists ...

On the northwest corner of Manito Park, dozens of ponderosa pines appear to stand strong. Joggers and dog walkers weave ...

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, ...

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 ...

The part of the festival involving the actual burning of the beetle was originally scheduled for this Saturday, but has been ...

Bark beetle infestations have reached epidemic proportions within Region 1 of the U.S. Forest Service, with trees on at least 1.6 million acres infected with a number of different types of these bugs.

Mar. 20—For 18 months, Paul Reimus has led the battle in his neighborhood against a resurgent bark beetle invading piñon trees. He and others have enjoyed a winter respite from the beetles, but that ...

Learn more about the chemical arms race between a fungus, a tree, and a beetle.

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 ...

Vast swathes of the country’s trees have been killed off by droughts and infestations, in a trend sweeping across Europe. A shift towards more biodiverse cultivation could offer answers ...

ISLAND PARK, Idaho – Oblivious to the dry summer heat, Forest Service silviculturist John Councilman hikes through a stand of trees looking for signs of violent struggle. It doesn’t take long.

An insect called the western spruce budworm continues to be the most widespread forest pest in Colorado, but a bark beetle with notable infestations in places such as the Grand Mesa is the deadliest ...