
Community identification
Indian meal moth (larva/caterpillar stage)
Plodia interpunctella
- Order & Family
- Lepidoptera: Pyralidae
- Size
- Larvae grow to approximately 12 mm (0.5 inches) long.
Natural Habitat
Pantry areas, food storage facilities, and warehouses where dried food is kept.
Diet & Feeding
Feeds on dried food products such as grains, cereals, nuts, seeds, dried fruit, chocolate, and pet food.
Behavior Patterns
Larvae produce characteristic silken webbing while feeding; they often leave the food source when fully grown to spin cocoons in cracks or wall-ceiling junctions.
Risks & Benefits
Major household pest that contaminates food with webbing and frass; no direct health risk to humans, but causes economic loss through food spoilage.