Gramineae , especially wheat , oats , barley and maize . It feeds on the tenderest leaves, rasping them and sucking up cell contents. It deposits eggs at the base of leaves or inside the newest sheath. It then moves on to the ear when it is visible and lays eggs inside the glumes and in young ovaries. Damage on barley Nymphs feed on the contents of the cells, which become filled with air.
Leaves then appear silvery. .
Damage on ear of wheat Dried heads. .