Last modified: Feb. 20, 2020, 7:22 p.m.
An extremely rare, local and decling species in Belgium with scattered observations. Hitherto not observed for a while.
Native
From June till October.
Hibernates as a pupa. The adults come to light and sugar.
The adults fly in two generations a year; from mid May till mid August.
The larva lives on several deciduous tree species, like Alnus, Betula and Sorbus aucuparia.