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 ...

In the 1970s and 1980s, pine trees growing in various forestry plantations in South Africa’s Western Cape province began to die in patches. These trees succumbed to a mysterious root disease and the ...

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 ...

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 ...

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 ...

Previous Vice President of the Academy of Science of South Africa and DSI-NRF SARChI chair in Fungal Genomics, Professor in Genetics, University of Pretoria, University of Pretoria Anyone who reads ...

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).

It’s estimated 25% to 35% of Wyoming’s forests are now dominated by “ghost forests” — standing dead timber from beetle ...

Forestry experts have released an interim report that identifies a mix of factors they believe contributed to concerns regarding the health of thousands of acres of pine trees in southeastern Arkansas ...

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, ...