Last modified: April 23, 2019, 12:44 p.m.
A not so common species throughout Belgium. Not as common as M. secalella.
The adults fly from late May till mid September. They come to light and sugar.
The larva lives inside the stems of several species of Gramineae, especially on Dactylis glomerata and Festuca arundinacea. Hibernates as larva. Pupation in a cocoon under the ground.