vagrant species in Flanders (last observation in 1975), vulnerable in
the south of Belgium. Most observed in the limestone area and the
extreme south but always very local.
larva lives on several species of Malvaceae, like Malva,
Althaea, Alcea and Lavatera.
adults fly in two to three generations a year: from mid April till late
May, from late June till mid August and partially from late August till
Namur, Lavaux-Ste-Anne, 21 July 2007.
(Photo © Chris Steeman)