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You may also spy piles of red sawdust at the base of the tree ... If your remaining pine trees are at high risk of pine beetle infestation, then you may need to consider having an arborist ...

DNR Staff Report More and more homeowners are becoming alarmed over the “worms” that are devouring the needles of their pine trees, according to the Minnesota Department of Natural Resources .

A tree-killing pest native to Japan was identified in Upstate New York forests for the first time in 40 years, and conservationists want to know if you've seen it.

In the next couple of decades it killed all the red pine trees south of Westchester County. DEC said it’s possible that red pine scale hadn’t been reported in northern New York “because ...