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

The disease causes blockage in the tree's water distribution system, leading to death. Trees in the red oak family are particularly susceptible and may die within four to six weeks after onset of ...

“Prevention is key to stopping the spread of oak wilt. Any new wound on an oak tree can be an entry point for infection ...

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