Pruning oak trees now through the end of February can help protect the oaks from becoming infected with oak wilt, a fungal disease that can be deadly for oaks, according to the New York State Department of Environmental Conservation. The disease is caused by the oak wilt fungus. One way oak wilt spreads is by the fungal spores hitching rides on insects. Sap beetles, one of the main culprits, are extremely attracted to fresh tree wounds. If you prune when the insects…
Comments are closed.