Last modified: Oct. 18, 2023, 3:36 p.m.
A common species throughout Belgium, preferring wet habitats.
Native
Hibernates as a young larva and pupates in a papery cocoon. The adults come to light, males more frequently than females.
The adults fly in one generation a year from mid-June till late August. Very rarely, a partial second generation occurs from September till early October.
The larva lives on Phragmites australis and on various grasses like Dactylis glomerata and Calamagrostis epigejos.