A rare and local species in Belgium. Mainly known from a few scattered locations in the Kempen and from the provinces of Namur and Luxembourg.

The larva lives on Calluna vulgaris and sometimes also on Quercus. Hibernates as a larva in a white hibernaculum and pupates later in a cocoon on the food plant.

The adults fly in one generation a year; from mid June till early August. They are active during the day from late morning towards late afternoon.