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

To help prevent tree loss caused by oak wilt disease, Minnesota homeowners and forest landowners should avoid pruning or wounding oak trees from now through early summer. Spring weather promotes ...

Invasive species are a growing problem in Michigan and the U.S. During National Invasive Species Awareness Week (Feb. 24 – 28, 2025), Michigan’s Invasive Species Program is joining efforts across all ...

Another threat to the tree is oak wilt, which is a vascular fungal disease that can kill a tree in the same year that it is infected. Oak wilt is particularly destructive, as it can spread to ...