Last modified: Feb. 23, 2022, 7:26 p.m.
A common species throughout Belgium, especially in the northern part.
The adults fly from mid July till the beginning of September. Most abundant in the second half of July and in August. They are active at dusk and later come to light.
The larva lives on Tortula muralis or other mosses growing on old buildings. The species hibernates in the egg stage. Pupation in the larval gallery.