Last modified: Dec. 27, 2021, 7:10 p.m.
A very common species throughout Belgium.
The adults fly in two to three generations a year; from mid May till late October. They come to light.
The larva lives on various grasses icluding Brachypodium sylvaticum and Molinia caerulea. Hibernates as a small larva and pupates in a cocoon formed between grass blades.