Keep your maples healthy & hearty by learning to recognize common maple tree diseases & knowing how to prevent or treat them ...

Anthracnose is a common spring disease on maple trees. Several different fungi can cause the symptoms we describe as anthracnose.

Norway maples typically have 5-7 lobes (commonly 7), sugar maples typically have 5, and black maples typically have 3-5. Black maple’s bottom two lobes are so much less prominent than sugar maple that ...

The yellow in the leaves of sugar maple and oak trees is caused by a pigment called carotenoids. Sometimes leaves will appear red due to anthocyanins, a pigment they do not start to produce until they ...