
Community identification
Indian meal moth larva
Plodia interpunctella
- Order & Family
- Lepidoptera: Pyralidae
- Size
- Larvae grow up to 12-13 mm (about 1/2 inch) in length
Natural Habitat
Stored food products, pantries, and food processing facilities worldwide
Diet & Feeding
Grains, flour, cereal, nuts, dried fruits, birdseed, and pet food
Behavior Patterns
Larvae spin silken webs throughout their food source as they feed and crawl; full-grown larvae often migrate away from the food source to pupate in cracks or corners
Risks & Benefits
Major pantry pest that causes significant food spoilage through fecal contamination and webbing; no direct health risk to humans but results in economic loss and food waste.