Question: Can you describe sudden oak wilt; what is oak gall; and when is the proper time of year to prune my oak tree? Advanced Master Gardener Dan Draves says: There are many insects that cause ...

Oak wilt is one of the deadliest tree diseases in the U.S., responsible for killing millions of trees across 76 counties in Texas, according to the forest service.

Oak wilt is not yet spreading in Northern New York, but there have been four outbreaks in other parts of the state. Unless it's kept out, our oaks will go the way of elms and chestnuts.

Oak wilt is a fungal disease that is spread by sap-feeding beetles through open wounds in the tree. The disease causes blockage in the tree's water distribution system, leading to death.

If your oak tree happens to catch oak wilt, treatment will be necessary. This is done by drilling holes at the base of the tree in order to inject a fungicide into the tree trunk.

Experts from the Texas A&M Forest Service recommend not trimming your trees until June to avoid infecting them with oak wilt, a deadly tree disease ...

Oak Wilt spores travel through roots in the ground from tree to tree but can also be spread by animals and insects as they travel through trees. Skip to content. 2 Strong 4 Bullies.

Oak wilt is an infectious disease caused by a fungus called Ceratocystis fagacearum, which invades and disables the water-conducting system in susceptible trees.

Question: I have an old oak tree. During the recent cicada invasion, this tree took a mighty hit from those insects. Numerous small branches began to fall. I assumed they ...

Q. A friend in Austin lost several trees to oak wilt. What are the symptoms, and does it affect all oak varieties? -- H.T., Houston A. Oak wilt is a fungus, Ceratocystis fagacearum, that clogs an ...

Oak wilt is a very serious and often deadly disease of oaks, specifically the oaks in the red or black oak group. The fungal pathogen that causes the disease (Bretziella fagacearum) ...

Oak wilt is caused by the fungus Bretziella fagacearum. Once a tree is infected, the fungus may fruit, creating gray to black fungal pads under the tree’s bark.