The Indianmeal moth (Plodia interpunctella), also spelled Indian meal moth and Indian-meal moth, is a pyraloid moth of the family Pyralidae. Alternative common names are hanger-downers, weevil moth, pantry moth, flour moth or grain moth.

There is another moth that looks similar to the Indian meal moth (grain moth) and they infest similar foods. Sometimes I think clothes moths can also be confused as the grain or meal moth. As you mention, there are no real viable pesticides available for treating this pest - especially since we do not want to put pesticides on our food. ...

In addition to beetles, moths such as the Indian meal moth (Plodia interpunctella) are a common pest of grains. This moth is thought to come from Europe but is now widespread across much of the world.

The Indian meal moth, Plodia interpunctella (Hubner) is one of the most commonly reported pests of stored grains in the United States. In Pennsylvania it is not a major problem, but can be troublesome occasionally. Larvae of the Indian meal moth feed upon grains, grain products, dried fruits, nuts, cereals, and a variety of processed food products.

Pantry moths, also known as Indianmeal moths (Plodia interpunctella), are found almost everywhere. These moths feed on virtually any raw and processed grain products, such as cereals, pasta, and dried pet food. Pantry moths are harmless and don't bite, but they can infiltrate food items that are not sealed airtight.