A new lawsuit against the U.S. Forest Service starts with a straightforward claim: A proposed project to help whitebark pine ...

Oregon scientists have spent decades figuring out which trees can survive invasive blister rust fungus, which has wiped out millions of whitebark pine trees across the West and threatens the survival ...

In the near future, it will be possible to determine whether a pine tree is infected with pine wilt nematode within just one hour. The Jeollanam-do ...

A tree gets rid of White Pine Needle Disease by shedding all the needles infected by fungi. Before the needles fall, they will turn shades of yellow and brown. Photo by Emma Malinak/VTDigger Drive ...

MONTGOMERY, Ala. (WALA) - The Alabama Forestry Commission says on its Facebook page that fungal disease is affecting pine trees in the state. Here is the post: Montgomery, Ala. – Last year, southern ...

Pitch tubes, or nodes of tree sap, which indicate the presence of the southern pine beetle, are visible on a pitch pine tree at the Wertheim National Wildlife Refuge in Shirley in 2014. The beetles, ...

It starts with the cones. They’re usually gathered in the wild, from whitebark pine trees several thousand feet above sea level somewhere in the West. The cones get shipped to the U.S. Forest ...