A new study finds that aspen trees slow wildfire spread and may help protect vulnerable communities in fire-prone areas.

Meanwhile, the aspen trees that blanket Red Mountain on Aspen’s northern flank were a mix of subdued gold and brown.Likewise, a hiking correspondent reported brown leaves in the Conundrum Valley, and ...

Ready your iPhones and picnic blankets: Colorado’s leaf peeping season is here. As summer wanes and fall approaches, pockets of yellow aspen trees are becoming more and more abundant. Within weeks, ...

Plan your fall leaf-peeping adventure in Colorado beyond the aspen. Discover what trees and shrubs produce reds and oranges, including gambel oak, cottonwoods, chokecherry bushes, Rocky Mountain ...

Quaking aspen trees — they’re a “symbol of the Colorado high country,” according to Colorado Encyclopedia. The Populus tremuloides got the name “quaking aspen” because of the way its ...

Essentially, the aspen forest has been littered with young trees that are not capable of growing up and reaching adulthood. Read more ...

Fall colors on aspen trees near Coal Bank and Molas passes in the San Juan Mountains are at peak or just past peak this week. A wetter-than-average summer may result in a later-than-normal color ...

Aspen trees turn yellow on a mountainside along the Peak to Peak Scenic Byway as pictured south of Estes Park on Saturday, Sept. 25, 2021.© Jon Austria/The Coloradoan Rocky Mountain National Park ...

Dan West spends months in late summer flying over the state's 24 million acres of forests to check on tree health. So yeah, he's the aspen go-to guy.

Aspen, maple and other trees are about to turn vivid shades of gold, orange and crimson — but when? It depends on a range of factors, from drought to local temperatures.

Peak wildflower season in the high alpine environment is likely about a month away, but wildflowers at lower elevations in the high country are popping amid luxuriant green meadows and aspen trees ...

Aspen trees blaze in golden colors during fall at Montana's Glacier National Park. A national map can help help leaf-peepers find the optimal time to see fall foliage in their area.