Indian meal moth (larva)

Scientific Name: Plodia interpunctella

Order & Family: Order Lepidoptera, Family Pyralidae

Size: Larvae grow up to 12-13 mm (about 1/2 inch) long.

Indian meal moth (larva)

Natural Habitat

Pantries, warehouses, kitchens, and other indoor areas where dried food is stored.

Diet & Feeding

Larvae feed on dried food goods including grains, flour, cereal, nuts, seeds, dried fruit, chocolate, and pet food.

Behavior Patterns

Larvae crawl away from their food source to find a crevice or high point to pupate; they often leave trails of silk webbing over their food.

Risks & Benefits

They are a common household pest that causes food spoilage through contamination with webbing and frass; however, they do not bite, sting, or carry diseases.

Identified on: 5/31/2026