very local species in Belgium, only found in the limestone area
of the province of Namur.
larva lives on Artemisia campestris. It hibernates from September
adults fly in two generations a year: in April-May and in July-August.
They are active at dusk and later come to light or sugar.
Namur, Belvaux, 25 April 2004.
(Photo © Chris Steeman)