The tree intentionally drops the leaves to prepare for winter. And the changing of the colors of the leaves ... however. Ash and oak, for example, have no anthocyanin, and turn bright yellow in autumn ...

Every autumn we revel in the beauty of the fall colors. The mixture of red, purple, orange and yellow is the result of chemical processes that take place in the tree as the seasons change from summer ...

During a recent Arbor Day event, Gov. Josh Stein announced that the 2025 N.C. Tree of the Year is the white oak, Quercus alba ...

“Some of them are yellow, some of them are red, depending on the tree,” she added. Cooler temperature also impacts the timing and brightness of fall leaf colors. “The colder it ...

Read Dr. Don Leopold's Guide to Fall Colors in Upstate New York with color images of dozens of trees and shrubs. Every autumn we revel in the beauty of the fall colors. The mixture of red, purple, ...