“The best time to prune oak trees would be as they have gone ... Iowa’s red, black, and pin oak trees are more susceptible to ...

MICHIGAN (WNEM) - The Michigan Department of Natural Resources (DNR) is asking the public to prune ... in the red oak family, including black oak, northern red oak, and northern pin oak.

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.