Exotic Pest Reporting
Bruce Watt, University of Maine, Bugwood.org
Multicolored Asian lady beetle
Multicolored Asian lady beetle (Harmonia axyridis) is a beneficial insect. It is a native of Asia and was first detected in West Virginia in 1992.
Harmonia axyridis is a large coccinellid beetle originally native to eastern Asia, but which has been introduced to North America and Europe to control aphids and scale insects. It is now common, well known and spreading in those regions. It invades homes in October in preparation for hibernation.