A moth with a wing expanse of 14-20 mm. When at rest with closed wings, it is 8-10 mm long. The outer halves of the forewings are bronzy; the inner halves light grey to ochre yellow. The caterpillars are yellowish white, some-times reddish or greenish, with a brown head; they grow to a length of 17 mm.
Found in warehouses, silos, mills and food processing plants they infest a large variety of dry vegetable products.
Feeds on dried fruit, nuts, almonds, nougat, and other chocolate fillings but also on grain, grain products, confectionary and drugs.