What is oak wilt disease and how can it be prevented? I have several oak trees on my property and am ... and sometimes fungal mats under the bark. A definite diagnosis is best done in a lab.

The bark is dark gray and blocky, with long running ridges. Shingle oak tends to keep its lower dead limbs attached to the tree. The fruit is a small ... which can be a potential disease problem.

which is a vascular fungal disease that can kill a tree in the same year that it is infected. Oak wilt is particularly destructive, as it can spread to neighboring trees by root grafting or by sap ...

Oak wilt is one of the most impactful tree diseases nationally, and is particularly destructive here in Central Texas, according to the Texas A&M Forest Service. Oak wilt involves a fungus that ...