An aggressive hatch of Douglas-fir tussock moth caterpillars is threatening trees, both in national forests and in Santa Fe.

The Bastrop Bark Park, land that has served residents and their four-legged friends for the last 16 years, is on track to receive an official parkland designation after Bastrop City Council approved ...

Have you ever paused beneath a towering oak or maple and wondered if that rough, gnarled bark is hiding secrets? What if I ...

Every species of tree has unique characteristics, from its bark to its leaves, that you can use as clues to identify ...

Herders carved names, slogans, nude silhouettes and more into the trees around them during lonely seasons in the mountains. Now, researchers rush to find and record the arborglyphs before they ...

Aspen trees tend to have rough bark that ranges in color: greenish or yellowish, grey, white, or a mix. These trees are medium-sized, growing between 20 and 80 feet tall.

Closer to home, aspen trees have a layer of green bark underlying the external whitish bark. Even in winter, when the leaves have dropped, the bark can use the available daylight to make sugars ...

For some trees, winter does not mean a complete cessation in photosynthetic activity or growth. Quaking aspens store chlorophyll beneath their bark (particularly in younger trees), this is what ...

The researchers collected samples of roots, bark, leaves and branches from across the Pando clone, as well as from other, unrelated quaking aspen trees for comparison.

A “beautiful aspen tree” has been planted on a triangular piece of land in downtown Denver, Mayor Mike Johnston said during a ribbon-cutting ceremony at the new Populus Hotel.

A large swath of dead trees along Stewart Creek near the trail to San Luis Peak, one of Colorado's 14ers, in the San Luis Mountains. “So that adds to complexity about what can we do with the ...

For example, the bark of young quaking aspen may be grayish-white but as the tree ages, the bark, especially around the base, becomes darker and furrowed and even a bit “warty.” ...