Bug Identifier
Asian Lady Beetle (or Multicolored Asian Lady Beetle)
Community identification

Asian Lady Beetle (or Multicolored Asian Lady Beetle)

Harmonia axyridis

Order & Family
Order: Coleoptera; Family: Coccinellidae
Size
5.5–8.5 mm (approximately 0.2 to 0.3 inches)
See this bug in the Encyclopedia

Natural Habitat

Found in gardens, orchards, agricultural fields, and frequently inside homes during cold weather.

Diet & Feeding

Mainly aphids and other soft-bodied insects like scale insects and psyllids.

Behavior Patterns

Active during the day; notable for their tendency to congregate in large numbers on buildings and enter homes for overwintering. They exhibit incomplete metamorphosis: egg, larva, pupa, and adult.

Risks & Benefits

Benefits: Highly effective natural pest control in gardens and farms. Risks: Can become a nuisance pest indoors; may bite and can release a yellowish, foul-smelling fluid (reflex bleeding) that stains surfaces and can cause allergic reactions in some people.