2. THE CONDITION OF THE TREE: Large, old water oak trees commonly have rotten trunks, even though there may be no outward ...

Oak wilt is one of the deadliest tree diseases in the United States ... healthy trees if there is some type of injury to the bark,” Fiore explained. “An injury could be from a broken branch ...

Purdue Landscape Report: These oak trees are showing the symptoms of smooth patch ( see below Figures 1, 2, 3). This condition is the result of a fungal infection that is restricted to the outer bark, ...

As many homeowners gear up for spring yard work, which may include tree trimming or pruning, the Michigan Department of ...

compared to other broadleaved trees. However, the situation is particularly worrying because two diseases are now attacking oaks at the same time. Acute oak decline, caused by various bacteria ...

It's essential to cut the branches at the right angle, close to the trunk or stem ... White Oak bonsai trees are generally resistant to pests and diseases. However, you should inspect your ...

I have a large, mature water oak growing ... cavity in the trunk. I’m not sure if I should fill this up with something like concrete. Also, I have seen signs that the tree is infested with ...