Destructive and invasive insects, fungal and bacterial diseases, and other pests harm and kill trees throughout Montgomery and Bucks Counties. Learn how to identify, prevent, and control these problems.
The hemlock woolly adelgid is an insect pest killing up to 80% of hemlock trees in some areas. Learn what Pennsylvania is doing to stop the attack.
Pennsylvania is under attack by a host of leaf-eating insect pests that can hurt your trees. Fighting them starts with identification.