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Stored-product pests

Stored-product moths

Moths that infest dry goods such as flour, grains, nuts, spices and pet food. They are important in homes, restaurants and warehouses.

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Reference image of an Indianmeal moth
PPS technician checking a rodent control station at a commercial site

Photo: Kaldari via Wikimedia Commons (CC0).

Signs to look for

  • Small moths near cupboards
  • Webbing in dry food
  • Larvae in packets
  • Activity around stored stock

Risks

  • Contaminated stock
  • Spread through storage areas
  • Recurring activity if source packets remain

Prevention

  • Rotate stock
  • Seal dry goods
  • Inspect incoming products
  • Clean shelf cracks and spillage

When to call PPS

  • Multiple packets are affected
  • A food business or store room has activity
  • You need pheromone monitoring and source tracing

Pest library FAQs

What signs are reported for stored-product moths?

Small moths near cupboards; Webbing in dry food; Larvae in packets; Activity around stored stock

What risks can stored-product moths create?

Contaminated stock; Spread through storage areas; Recurring activity if source packets remain

When should I call PPS for stored-product moths?

Multiple packets are affected; A food business or store room has activity; You need pheromone monitoring and source tracing