Admirers frequently note the striking white bark of quaking aspen. This bark lives and carries out photosynthesis, attributes that make it unique among North American trees and likely contribute ...

In the 19th and 20th centuries, many left their marks on the bark of aspen trees as they traveled through, and camped in, groves accompanied by herds of hundreds or thousands of sheep. Their ...

While they are also known for shedding a plentiful amount of leaves, they do not lose their white bark as the paper birch does. You can grow an aspen in USDA hardiness zones 2 to 8, but they ...