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Aspen Biology and Ecology

Highway 89 at Luther Pass displaying the fall colors of the aspen along the road.
Driving across Luther Pass on Highway 89 enjoying the fall colors of the aspen in the eastern Sierra Nevada, California. Photo by Linnea Hanson.

Fun Fact

aspen's trunk looking upward to the sky through the tree's branches and leaves.
Aspen bark can be peeled and eaten. Photo by T. Prendusi.

Aspen's inner bark can be peeled and eaten. It is often quite bitter but is more palatable in the spring. This inner bark layer is the food transportation network for the tree, so it contains a fair amount of sugar. Deer and elk like it too!

Aspen Decline

Basque Carvings