Gypsy Moth Damage Becoming Evident
Gypsy moth (Lymantria dispar) caterpillars are becoming evident in areas where populations are present. Citizens are reaching out to local Extension offices to identify the caterpillar and determine what is the best course of action.
The caterpillars are voracious feeders and as their numbers build, their appetites expand and plant foliage disappears rather quickly. While they prefer oaks, their host preferences are quite expansive. They seem to enjoy the needles of spruce, especially as larger, or later instar caterpillars.
Wisconsin has a "...