Angoumois Grain Moth


Actual Size: Around 1/3″

Characteristics: Yellow-brown-colored, the rear wings of these moths are fringed.

Legs: 6

Antennae: Yes

Habitat: An occasional pantry pest in homes, these moths are better known for feeding on stored grains in commercial facilities. Deposited on whole kernel grains as larvae, they burrow their way into the kernels, pupate and then eat their way out.


  • Infests whole kernel cereal grains in homes or in commercial storage facilities
  • Prefers damp grain to dry grain
  • Active at relatively low temperatures

Angoumois Grain Moths in Flushing NY

The larvae of these moths are a pantry pest that eats stored cereal grains. They are particularly fond of whole kernel cereal grains. The larvae are white with a yellow to brown head and mouthparts that are dark red or brown. The complete angoumois grain moth life cycle from egg to larva to pupa to adult takes about 5 weeks. Adult moths are attracted to lights, like many moth species.

Angoumois Grain Moth Habitat

A pregnant female angoumois grain moth will lay around 40 eggs on stored grains, with a special preference for whole kernel grains like barley, rye, corn, oats, rice and some types of seeds. The eggs, glued to the kernels, will hatch and larvae emerging from the eggs will eat through the kernel, spin a cocoon and pupate.

Angoumois Grain Moth Behaviors, Threats, or Dangers

Like most pantry pests, these moths and their larvae are harmless to humans but they can consume significant amounts of stored grain in a residential or commercial setting.
If you suspect an angoumois grain moth infestation, it is recommended to contact a pest control professional.