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. The leaves are circular ...

While the inch-long larvae don't usually kill aspen outright, their trails can weaken the trees and open new portals to fungal infections, which in turn form oozing bruises under the bark.

“Because of the thin skin,” Rogers says. Aspen bark is not like the bark of a pine tree or Douglas fir or any other conifer. These white trunks don’t have that protective, rough shiel ...

Best Trees for Backyard ... soils and rewards you with golden yellow foliage in fall and whitish bark year round. Quaking aspen grows 40 to 50 feet tall, with an oval to pyramidal shape.

The fungus produces conks that form at the root collar on the roots of living or dead trees and on stumps or slashes. Quaking aspen (Populus tremuloides Michx.) is one of the most well-known and ...

It was an aspen tree, not one yet showing off the shiny leaves we seek this time of year. Maybe they would never show. “I saw the orange hue on the bark,” said Korb, who has researched the ...

On a recent bluebird Colorado day above East Vail, aspen trees show off peak bright yellows ... He peeled off a strip of bark from a fallen log to reveal a pattern in the wood.

a quaking aspen so colossal it has a name — Pando, which is Latin for "I spread." You might mistake Pando for a swath of forest of thousands of individual trees. But in reality, it's all one ...