rather common migrant in Belgium. Numbers vary much over the years.
larva lives on different herbaceous plants, especially on Urtica
dioica and others including Lamium, Chamomilla and Artemisia absinthium. Hibernates as a larva among plant debris.
adults fly in three generations a year from April till October. Most
specimens have been observed in August. They are active during the day
and also at night. They come to light and less to sugar.
Antwerpen, Kontich, 27 August 2004.
(Photo © Gaston Sallaets)