Last modified: July 23, 2025, 2:03 p.m.
A fairly common species throughout Belgium.
This species is considered Least Concern according to the IUCN Red List category for Flanders 2023.
Native
Hibernates as a pupa among plant debris or underground. The adults come to light but females infrequently.
The adults fly in one generation a year from mid-April till late July. In favourable conditions sometimes well into October.
The larva lives on Fagus, Quercus, Corylus and Salix.