Fir and spruce needles are attached to twigs one by one, while pines grow needles in bunches. Fir tree needles are soft and flat, while spruce needles are stiff and angular. Check out the best types ...

A sharp-eyed observer might notice small, dense clusters of trees in the middle of open fields in the Bighorn Mountains.

The world’s tallest Douglas fir is damaged but alive after burning for nearly a week in Oregon. On August 21, arborists climbed the famous 327-foot-tall tree known as the Doerner Fir and used a hose ...

Add Yahoo as a preferred source to see more of our stories on Google. Drought and insects have killed an unprecedented number of Oregon's Douglas fir trees during the last decade, costing billions in ...

Federal officials are enlisting arborists and other tree experts as they scramble to develop a plan to protect one of the world’s tallest non-redwood trees from losing a significant chunk of its ...

With so many varieties sold as Christmas trees, knowing what differentiates a Douglas fir from a Norway spruce is key to shopping for a real tree you’ll love. You’re likely to see more than one ...

An aerial survey conducted this past summer by the U.S. Forest Service and the Oregon Department of Forestry found more than 1 million acres with dead or dying fir trees in Oregon, the largest amount ...

Fir trees need cooler, wetter climates to survive Droughts linked to climate change boost pest infestations Wooded mountain slopes have seen 30-40% decrease in snowcover KALAVRYTA, Greece, July 24 ...

The 80-foot tall grand fir will soon be decorated with thousands of ornaments outside the U.S. Capitol Building.

Add Yahoo as a preferred source to see more of our stories on Google. Balsam fir mortality could increase if climate change gets worse, according to new research from the University of New Brunswick.