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 ...

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

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 ...