My friend Roni and I were discussing an upcoming heavy pruning on her pine trees, which are growing into power lines. She said she was planning on using a systemic insecticide containing imidacloprid ...

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 ...

Mar. 29—Every year, John Formby spends weeks flying in a plane above New Mexico's forests, looking for trees with signs of insect damage and stress from heat and drought. The state forest health ...

Large infestations of the destructive bark beetle have become more frequent — and there's really no way to save trees once a large outbreak occurs. Diana Six, a professor at the University of Montana, ...

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.

A dead pine in the Black Hills of South Dakota, June 2013. The pine has the characteristic popcorn-like pitch tubes indicating beetle infestation. CATHY WURZER: It's Minnesota Now here on MPR News.

Limber pine, as seen here along the Sky High Trail, San Gorgonio Wilderness, San Bernardino Mountains, California, can have smooth bark, which discourages bark beetles. Photo courtesy of Wikimedia ...

Louisiana House lawmakers are convening an emergency panel to deal with widespread beetle attacks on pine trees across the state and the public safety concern posed by the problem. It’s not the ...

Bark beetles are capitalizing on the weakened state of Northern Nevada's trees due to persistent drought conditions, and hundreds of Jeffrey Pines in the Galena area are the latest victims. Bark ...

Jiri Hulcr and Marc Abrahams. Univ. of Florida, $26.95 trade paper (128p) ISBN 978-1-68340-263-3 Bark beetles deserve their day in the sun despite having a bad reputation, argue entomologist Hulcr and ...