By Bill McNee, DNR Forest Health Specialist, Oshkosh. Bill.Mcnee@wisconsin.gov or 920-360-0942
The University of Wisconsin-Madison Extension has recently updated two insecticide guides for those interested in treating high-value ash trees against emerald ash borer (EAB). One guide lists options for homeowners and the other lists options for tree-care professionals. Download the guides here.
Read more about EAB detections, symptoms of infestation and management options on the Wisconsin EAB portal.