Last modified: Sept. 15, 2023, 12:45 p.m.
An extremely rare species, hitherto (2023) only known in Belgium from 4 records.
Hibernates as an egg in a bark crevice on the food plant. The adults come to light, but are more frequent observed on sugar.
The adults fly in one generation a year; from June towards August.
The larva lives on Quercus leaves.