Oak wilt is a devastating, incurable fungus that is slowly spreading over a large part of the United States.
First found in Wisconsin in the 1930s, it arrived in North Texas in Dallas County in the 1960s. I've done several stories on the disease since oak trees are treasured in the North Texas area.
The fungus kills about 80% of the live oaks it infects. Red and Shumard oaks are most susceptible and almost never survive. There is a chemical treatment for infected oaks that can help mitigate the damage, but the tree will always have the fungus and will need to be treated every two years or so.There is something we can all do to help limit the spread of this devastating disease.
Any prune cut or open wound on an oak tree must be painted over with any latex paint you have, also by the end of January. This keeps the insect from finding an easy way to get to the growing layer of the tree just under the bark. If you are a property owner here in North Texas, you should teach yourself how to recognize oak wilt. Go toIf you spot it on your oak trees, call a certified arborist immediately. There are several mitigation techniques that could greatly reduce the chance of the tree spreading the diseaseJeff joined CBS 11 and TXA 21 in December 2010. He came to North Texas from Nashville, where he spent the past 11 years, most recently as the morning meteorologist at WKRN-TV.
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