Texans can help prevent the spread of oak wilt by avoiding pruning or wounding oak trees from February through June.

Hollywood Park and the Hill Country are threatened by oak wilt, a fungal disease that predominantly spreads underground through tree roots and can kill several trees at a time if not stopped or ...

What is oak wilt disease and how can it be prevented ... A definite diagnosis is best done in a lab. Treatments are available through an arborist, however are not always successful.

Now is a great time to prune or cut oaks without the risk of oak wilt infection, according to the Minnesota Department of Natural Resources. Winter is also the safest time to remove infected oaks.

Iowa DNR advises to wait to prune oak trees until after Oct. 15 to prevent the spread of oak wilt. Oak wilt is caused by the ...