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Ladybugs
Penn State Fact Sheet
Multicolored Asian Lady Beetle (Ladybug) Adult multicolored Asian lady beetles were first observed in Pennsylvania during the fall of 1993. Large numbers were found congregating on windows, doors, and porch decks. These beetles become a nuisance when they inundate homes from September through April.
Ohio State Fact Sheet
Multicolored Asian Lady Beetle (Ladybug) Lady beetles, which are sometimes called ladybugs or lady bird beetles, are familiar insects in many parts of the United States. For the most part, lady beetles are beneficial predators that consume aphids, scale insects, and many other pests that injure plants in our gardens, landscapes, and agricultural settings. Ohio's state insect is a native species, the convergent lady beetle, Hippodamia convergens Guerin.
Virginia Tech Fact Sheet
Multicolored Asian Lady Beetle (Ladybug) Multicolored Asian Lady beetles enter the house through small openings around windows, doors, and utility access points. In addition they can enter the house by cracks in the siding and trim and through attic vents.