
Community identification
Indian meal moth
Plodia interpunctella
- Order & Family
- Lepidoptera, Pyralidae
- Size
- Wingspan of 16–20 mm; body length of 8–10 mm.
Natural Habitat
Inhuman dwellings, specifically pantries, kitchens, and food storage facilities containing dried goods.
Diet & Feeding
Larvae feed on a wide variety of dried plant-based foods including grains, cereal, nuts, seeds, dried fruit, flour, and chocolate.
Behavior Patterns
Adults are nocturnal and attracted to light; they do not eat. Larvae spin silken webs in food sources and go through 5-7 instars before pupating in wall crevices or ceiling corners.
Risks & Benefits
They are major pantry pests that contaminate food with webbing, frass, and cocoons. They pose no direct health risk or bite to humans, but cause significant economic food waste.