Want to know what's ailing nearby trees? This index of common tree diseases and pathogens can ... Thousand cankers disease is a newly ... Identify the 5 Most Common Maple Trees. Treehugger.

Have you noticed discoloration on your maple tree leaves this year? You aren't the only one. Here's what you should know ...

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

We saw some dieback in trees coming out of winter. In some cases, it is environmental stress from drought stress and winter temperature extremes. It may also be a canker ...

Q. My maple tree has black spots on the leaves that just appeared recently. Should I be concerned about this? What should I do? A. Sometimes wet conditions earlier in the season can cause problems ...

Maple leaves with a fungus known as tar spot" disease are seen on the ground under a Maple tree at Albany Rural Cemetery on Monday, Sept. 11, 2017 in Menands, N.Y. (Lori Van Buren / Times Union) ...

Figure 1: This crabapple tree was attacked first by fire blight and later by Botryosphaeria canker, killing the main trunk. Purdue Landscape Report: Dieback and canker diseases caused by ...