very rare species, observed in all provinces of Belgium.
larva lives on Fraxinus excelsior, but possibly also on Quercus and Prunus spinosa. Hibernates as an adult, probably under loose bark or in an other sheltered situation.
adults fly from September to November and after hibernation again from
March till mid May. They come to light and to sugar.
Lorraine, Damvillers, 13 September 2003.
(Photo © Chris Steeman)