Host range: Rice, jowar, other millets, whole cereals, cereal products, pulses, processed products of cereals, pulses, oil seeds, nuts, dry fruits and milled spices.

Symptoms of damage

• Larva is only responsible for damage.
• It contaminates food grains with frass, moults and dense webbing.
• In whole grains, kernels are bound into lumps upto 2 kg

• Egg: Small, oval, elliptical laid on wall, bags or on grain.
• Larva: Creamy white has prothoracic shield.
• Pupa: It webs silken shelter before pupation. In case of heavy infestation cocoons may be seen sticking to the grain bags. Cocoon dense white and tough.
• Adult: Pale buff brown colour, forewings pale yellowish green and grey white hind wings.