Do Insects Eat Hay?

Do Insects Eat Hay? Do insects eat hay? Hay or straw itch mites, Pyemotes tritici, in the family Pyemotidae, are tiny (about 0.2 mm long) creatures. They are common parasites of insects infesting dried plant material, particularly grain, dried beans and peas, straw, hay and other dried grasses. Does hay get bugs? Hay or straw