Indian meal moth (Adult)

Scientific Name: Plodia interpunctella

Order & Family: Lepidoptera: Pyralidae

Size: 1/2 to 5/8 inch (8-10 mm) wingspan

Indian meal moth (Adult)

Natural Habitat

Indoor environments where stored food products are kept, such as pantries, kitchens, and food processing plants.

Diet & Feeding

Larvae feed on stored grain products, dried fruits, nuts, seeds, chocolate, and dry pet food; adults do not feed.

Behavior Patterns

Night-flying moths attracted to lights. Females lay eggs near food sources; larvae spin silk webbing as they feed through stored items.

Risks & Benefits

Significant household pest that contaminates food with webbing and frass; poses no direct health risk or bite hazard to humans or pets.

Identified on: 5/19/2026