Japanese Beetles

Japanese Beetle © Steven Katovich, USDA Forest Service, Bugwood.org
Japanese Beetle © Steven Katovich, USDA Forest Service, Bugwood.org

The Japanese beetle (Popillia japonica) is an introduced insect first discovered in the United States in New Jersey in 1916. The grubs (the larval or immature stage of the beetle) are possibly the most common lawn pest in New England. In fact, Japanese beetle grubs make up about 90 percent of the white grubs that live in Massachusetts lawns. Learn More

The non-native Japanese beetle can wreak havoc on yards, plants, and shrubs. They are the most destructive insect to lawns. Find out when to take action and what your management options are.