Bug Identifier
Indian meal moth (larva)
Community identification

Indian meal moth (larva)

Plodia interpunctella

Order & Family
Order: Lepidoptera; Family: Pyralidae
Size
Mature larvae are typically 12 to 13 mm (approx. 0.5 inches) long.
See this bug in the Encyclopedia

Natural Habitat

Commonly found in residential pantries, grocery stores, and food processing facilities worldwide.

Diet & Feeding

Stored food products including grains (cereal, cornmeal, rice), nuts, dried fruit, seeds, chocolate, and pet food.

Behavior Patterns

Larvae spin silk threads as they feed, often leaving webbing inside food containers. They frequently migrate away from the food source to pupate in cracks, crevices, or onto ceilings.

Risks & Benefits

Risks: Major nuisance and economic pest that spoils food through webbing, fecal matter, and cast skins. No direct health risk to humans, but can cause localized infestations. Benefits: No notable benefits to humans; primarily a stored-product pest.