Buried beneath the pine trees of eastern Oregon lies the largest living organism ever discovered. Nicknamed the “Humongous ...

Could a fungus found in the Torrey Pines State Natural Reserve be deadly for Torrey pine trees in La Jolla Shores’ Kellogg Park? Representatives of California State Parks have noticed that trees at ...

It’s like the stalwart soldier that can withstand all this stuff Mother Nature throws at it,” retired silviculturist Melissa Jenkins said. “Just its tenacity. It’s so inspiring.”  Like the tree, ...

Forest pathologists take a much different view. ‘‘A lot of trees are going to be killed,'' said John Schwandt, national whitebark pine coordinator for the Forest Service. ‘‘A lot of the seeds that ...

BILLINGS, Mont. (AP) — Climate change, voracious beetles and disease are imperiling the long-term survival of a high-elevation pine tree that’s a key source of food for some grizzly bears and found ...

White pine trees in New Hampshire have been dropping needles this spring but the state Forest Health Bureau says not to be concerned: It’s the result of last year’s rainy late spring and summer and ...

American and Canadian scientists are worried that a fungus targeting white pine forests has mutated and could return more than a century after it first hit the country. White pine blister rust comes ...

Purdue Landscape Report: Early June, we received a white pine sample at the Purdue University Plant and Pest Diagnostic Lab that showed early season needle loss lower in the tree canopy (Figure 1, 2).

CONCORD — White pine trees in New Hampshire have been dropping needles, but that is to be expected after last year’s rainy late spring and summer, according to the N.H. Forest Health Bureau. For the ...

LITTLE ROCK (KATV) — The investigation into a mysterious ailment killing Arkansas pine trees has yielded some answers. The increasing occurrences of the strange affliction in recent months have ...

Some whitebarks have genetic resistance to blister rust. By identifying those trees and cultivating their seeds, researchers hope to grow new rust-resistant forests in the future. Whitebarks, however, ...