Sometimes characterized by browning or golden leaves at the top of the tree and a dark bluish-gray discoloration in the bark, oak wilt kills thousands of trees ... the team can better identify which ...
The fungus, known as hypoxylon canker, targets the bark and sapwood of hardwood trees, such as oaks and hickories. This can lead to tree death. Davin Gracy, Ag Extension Educator for Bryan County ...
The rot is caused by a fungus that attacks the tree's bark, with apple and pear trees being the most common victims. If not treated, canker can kill a tree in one season and spread then to others.