fairly common and local species along the coast, the Kempen and in the southern part of Belgium.
larva lives on Lotus corniculatus andTrifolium but also reported on Betula and Populus tremula. Hibernates as a larva and pupates in a cocoon among plant debris or near the base on the food plants.
adults fly usually in one generation a year; from mid June till end of
August. Very rarely, a partial second generation occurs from September
till mid October. They come to light.
Antwerpen, Viersel, 16 July 2005.
(Photo © Maarten Jacobs)