DENVER (CBS4) – Downtown Denver is now the home to highly visible trees, with eye catching blue trunks ... the tree bark leaving the leaves and top of the tree untouched. "Colorado, we all ...

As Colorado experiences its signature whiplash weather, arborists are warning that stressed trees are more vulnerable to pests and diseases. Peel back the bark, and you may find a predator in your ...

Aspen trees are the mostly ... aspen forest in fall where white bark and golden leaves are flanked by snow-capped peaks. So why is the aspen so prevalent in Colorado? According to the U.S. Forest ...