Oak wilt is one of the deadliest tree diseases in the United States, killing millions of oak trees across 76 Texas counties.

It’s called chytridiomycosis and is deadly to the yellow-spotted tree frog. Frogs get the disease from the chytrid fungus. A more moderate threat is the degradation and loss of the frog’s ...

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