Hands On Gardening - Maple Tree Diseases

Some common diseases that affect maple trees include leaf spot, tar spot, and galls. These diseases are generally cosmetic in nature and do not cause significant damage to the tree. Leaf debris may need to be cleaned up, but treatment is usually not necessary.

Yes, environmental factors such as dry periods can cause stress to maple trees. This may result in leaves changing color and dropping. It is important to provide supplemental water during dry periods to prevent tree stress.

Yes, there are two serious diseases to watch out for in maple trees. One is root rot, which can cause rotting of the tree's roots or stem. The other is verticillium wilt, which affects the vascular tissue of the tree. If you notice signs of these diseases, it is recommended to have a professional perform a diagnosis and analysis.

Signs of root rot in maple trees include fungus growing out of the roots or on the trunk of the tree. This indicates rotting inside the tree. If you notice these signs, it is important to have the tree checked out immediately.

Signs of verticillium wilt in maple trees include excessive seed production the year before and early coloration of leaves. Wilting or drooping of leaves on one particular stem may also be observed. If you notice these signs, it is recommended to have a professional perform a diagnosis.