Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Leaf shapes play an important role in tree identification, providing key ...

Sept. 29 (UPI) --The needles of longleaf pine trees evolved to effectively shed water, according to a study published Tuesday in the journal Physics of Fluids, ensuring rain moistens the soil instead ...

The emerald ash borer's larvae attack trees from within. Beech leaf disease from nematodes attack beech trees; Various fungal species plague white pine trees. PAXTON – When it c ...

A land manager examines young longleaf pines, some in their grassy phase, in a private forest in South Carolina. AP Photo/James Pollard For thousands of years, one tree species defined the cultural ...

Climate warming is linked to a widening interval between leaf unfolding and flowering in European trees, with implications for tree fitness and the wider environment, according to new research. An ...