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 southern pine beetle (SPB) (Dendroctonus frontalis) and black turpentine beetle (BTB) (Dendroctonus terebrans) are serious pests of pines in Florida’s natural, cultivated, and landscape areas.

BISHOP, Calif. — Forest pathologist Martin MacKenzie strode forward on a narrow path through California’s mythic bristlecone pine forest in the White Mountains near the Nevada border, methodically ...

Bark beetles are only about the size of a grain of rice. But for such tiny critters, they can take a big bite out of the forest. There are more than 100 species of bark beetles in Idaho, said Gina ...

We are 9 months post-Hurricane Michael, and just as we thought we had dealt with most of the dead and damaged trees in our landscapes there seems to be a second wave of tree decline. Over the past few ...

Trees with smoother bark are better at repelling attacks by mountain pine beetles, which have difficulty gripping the slippery surface, according to a new study. Trees with smoother bark are better at ...

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 ...

Whitebark pine trees, which mainly grow in high-elevation alpine areas, are threatened by diseases and insects, according to the federal government. BILLINGS, Mont. — Whitebark pine trees can live ...

California’s drought and bark-beetle infestation killed more than 129 million trees between 2012 and 2016 in the Sierra Nevada. But amid the devastation stood some survivors. At the time, UC Davis ...

11:07 a.m. June 29, 2022: A previous version of this story misspelled Constance Millar’s first name. Forest pathologist Martin MacKenzie strode forward on a narrow path through California’s mythic ...