In some cases, a tree’s common name is from its primary autumn leaf color, like red maple, and yellow poplar, according to Treehugger. The most common colors of leaves in the fall are red, yellow, and ...

Fall is marked by the slow, beautiful change of green foliage to vibrant colors. As the temperatures drop and the days grow shorter, leaves stop making chlorophyll, a pigment responsible for the ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DENVER (KDVR) — Colorado has some of the ...