My birch tree has developed a yellowish color to the leaves. It also has been dropping a lot of brown leaves over the last couple of weeks. Are these two problems connected? What is wrong, and what ...

In this episode of ID That Tree, Purdue Extension forester Lenny Farlee introduces the Paper Birch. This species is found in the North Woods of Northern Wisconsin and the Upper Peninsula of Michigan.

Brown birch trees in both Southcentral and Interior Alaska this summer aren't signaling an early fall. Rather, they are subject to an infestation of small, leaf-munching larvae. Alaska is in the midst ...