Bug Identifier
Indian meal moth (approximate)
Community identification

Indian meal moth (approximate)

Plodia interpunctella

Order & Family
Lepidoptera: Pyralidae
Size
Wingspan of 16–20 mm (5/8 to 3/4 inch); length of 8–10 mm.
See this bug in the Encyclopedia

Natural Habitat

Worldwide distribution, commonly found in pantries, kitchens, and food processing facilities.

Diet & Feeding

Larvae feed on dry plant-based foods including grains, cereal, cornmeal, flour, nuts, dried fruit, and pet food.

Behavior Patterns

Adults are nocturnal and attracted to light. The larvae produce silk webbing through their food source as they feed, which creates clumps and spoilage.

Risks & Benefits

Major household and commercial pest; causes significant food waste and economic loss. They do not bite or sting and are not known to transmit diseases, but they contaminate food with webbing, frass, and cocoons.