Published on Monday, July 07, 2025
Emerald ash borers, bagworms, and Japanese beetles are significant pests in Iowa. Emerald ash borers target ash trees, disrupting nutrient flow and causing canopy dieback, often indicated by thinning leaves and increased woodpecker activity as they feed on the larvae beneath the bark. Bagworms primarily infest evergreens, such as arborvitae and junipers, creating protective bags and causing severe needle loss and foliage skeletonization. Japanese beetles, with striking metallic colors, damage...
