Japanese Beetle
Popillia japonica
Defoliating beetle introduced to North America in 1916. Skeletonizes leaves of many fruit trees.
Biology and lifecycle
Detailed guidance for this section is being prepared. Check back soon.
Signs to watch for
- Skeletonized leaves with veins remaining
- Adult beetles in clusters on foliage
- Reduced photosynthesis from heavy feeding
Controls
- Hand-picking into soapy water
- Milky spore for grub control in lawn
- Avoid pheromone traps (attract more)
- Neem oil for moderate infestations