LAS VEGAS (KTNV) — Across the Mojave Desert, the dynamic Joshua Tree exists as the largest plant on the landscape. Like everything in the desert, scientists are working to understand how these iconic ...

Christmas trees are big business out West, but a hotter climate means challenges for tree growers. John Tillman owns Tillman Christmas Trees and has acres of Noble, Nordmann, Fraser, Korean and ...

STARKVILLE, Miss.—From the Griswolds to the Grinch, just about every holiday movie features characters cutting, decorating or stealing the perfect Christmas tree. But most people—including ...

PULLMAN, Wash. — The Christmas tree has long signified the excitement of the holiday season for those who celebrate. Christmas trees are also big business here in Washington state. Christmas trees are ...

Trees contain valuable information about Earth's past, so much so that studying their rings may help fill in hidden gaps in ...

TUCSON, Ariz. (KVOA) — New smart tree watering research hopes to turn over a new leaf with Arizona's water conservation efforts. At the University of Arizona's Agriculture Center, 80 tree saplings are ...

Researchers discovered that adult trees in a Panamanian forest are three times as distant from trees of their species as would be predicted. The spatial distribution of purple-blooming Dipteryx ...

As peach trees go, it doesn't look much different than its kin at the Clemson University Musser Fruit Research Farm, but appearances can be deceiving. This one, a Lovell variety, has a unique genetic ...

Trees planted in the tropics as part of nations' reforestation commitments can have unintended consequences, sometimes degrading biodiversity hotspots, damaging ecosystems like grasslands, or ...

Needle drop is one of the traits plant scientists at the Christmas Tree Research Center at Dalhousie University are hoping to improve. Flickr user Hannah Gilbert There’s nothing like the site of a ...

Of the American households that put up a tree, more than 80 percent put up a fake one, about double the number from 25 years ago, according to Gallup. What’s worse – if you’re a Christmas tree farmer, ...