Stored-product moths: various species
Secondary pests, except for Angoumois grain moth, which is a primary pest. Grain feeders and scavengers, depending on species.
Family: Oecophoridae, Pyralidae, Tineidae
Acronym: various, depending on species
- Larvae are generally whitish in colour with a dark head capsule.
- Adults have scales that look like fur.
- Whiteshouldered house moth (Endrosis sarcitrella)
- Brown house moth (Hofmannophila pseudospretella)
- Angoumois grain moth (Sitotroga cerealella)
- Almond moth (Cadra cautella)
- Mediterranean flour moth (Ephestia kuehniella)
- Indianmeal moth (Plodia interpunctella)
- Meal moth (Pyralis farinalis)
- European grain moth (Nemapogon granella)
- Clothes moths (Tinea species)
- A variety of commodities; not all species attack all commodities.
- Stored grain, cereals, pulses, oilseeds, dried foods, dried fruit, fungi, nuts, animal and plant products, carpet, wool articles, fur, skin, feathers.
Signs of infestation
- In many cases, abundant amounts of insect frass are produced.
- Many species produce webbing that further contaminates the commodity.
- Damage is indistinct.
- Damage caused by direct feeding on the commodity in question is common.
- Commodity is contaminated by feeding, presence of adults, larvae, frass and webbing.
How to control
- Most moth species that attack stored grain are cosmopolitan in distribution, but many do better in temperate climates
- Location varies depending on species.
- Moths are often found in undisturbed areas: up high, on bin ceilings, ridges, pipes.
- Life histories vary by species.
- Generally, adults do not feed. Larvae cause damage directly, though moths may contribute to contamination of grain products.
- Females lay eggs randomly amongst foodstuff.
- Adults are nectar feeders or liquid feeders and do not consume solid materials.
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