River Birch Tree Leaves Have Brown Spots On Undersides

Question From: C. WICKERHOFF - Okatie, South Carolina, United States
Q: WE HAVE HAD A LOT OF RAIN LATELY AND THE UNDERSIDE ON THE LEAVES OF MY RIVER BIRCH TREE HAS BROWN SPOTS ON THEM. WHAT IS IT?

A: It's probably some sort of disease. Take leaf samples to your independent garden center for an accurate ID and method of control. if needed. Best And Happy Yardening, Nancy