common species throughout Belgium. .
larva lives on several species of Gramineae like Dactylis glomerata, Holcus lanatus, Alopecurus, Brachypodium, Calamagrostis, Elymus etc... Hibernates as a
small larva in the egg.
adults fly in one generation a year; onwards from late June towards late August, with a peak between 10 July and 10 August..
Luxembourg, Tenneville, 09 July 2004.
(Photo © Jean-Yves Baugnée)