In the sweltering heat that descended in recent weeks, I am especially aware of the cooling effect of urban trees. In the ...

Is there any truth to the claim that pine needle mulch makes soil more acidic, or is it a myth? We looked at the science of ...

In a Swiss pine forest, the treetops are being sprayed with mist in a bid to discover the effect that drier or wetter air has ...

As temperatures rise, local officials warn residents about the Western Pine Bark Beetle, a native insect that affects ...

The Eastern white pine (Pinus strobus) is identified best by its reddish-brown bark and deep furrows, which it acquires as the tree ages. It typically grows to be between 50 and 80 feet tall.

In Arizona, surveyors found bark beetles have killed trees on about 300,000 acres this year, slightly more than a spike in 2013 but far less than a decade earlier.

Canterwood: This is a term locally used to describe pulpwood-sized pine trees from which one 2" x 4" board can be cut in addition to the chips used for pulpwood (not to be confused with chip-n-saw ...