Using plant keys, or what are also commonly called dichotomous keys, is a useful way to identify plants. With the holidays ...

Washington State University's Gary Chastagner is helping researchers around the globe perfect the Christmas tree.

While Christmas tree growers certainly know their evergreens, identifying new revenue streams may be necessary for them to ...

A professor emeritus at Washington State University, Chastagner is considered one of the world’s foremost experts on tree and ornamental flower bulb pathologies. In 2018, he received a lifetime ...

Gerald and Ruthann Sitko are the fourth-generation owners of the Sitko Tree Farm, which began selling Christmas trees in 1920 ...

Don't expect a white Christmas in Cornwall, but you can have certainly have a lovely green one at these five lush locations ...

Are top-of-the-line Balsam Hill trees worth the hype? Our Christmas expert picks the top options. Few holiday decorations are ...

Decorating the Christmas tree is one of the most iconic holiday traditions, and once your fir or spruce is covered in ornaments and lights, you want to enjoy it as much as possible. The twinkling ...

Using plant keys, or what are also commonly called dichotomous keys, is a useful way to identify plants. With the holidays ...

Creative ideas for gift wrap, packaging, the tree in your living room and more. Plus: how to store leftovers, and board game picks ...

The most festive and affordable U.S. cities for Christmas celebrations this year are Atlanta, San Francisco and Seattle, a ...

Despite winter seeming bleak, the season offers birdwatchers the chance to see visitors like purple finch — and opportunities ...