Last modified: Sept. 17, 2022, 4:15 p.m.
An extreme rare, local and declining species in Belgium. Nowadays not often recorded, however good populations exists in the higher peat moor areas in the Hautes Fagnes.
Hibernates as an egg and pupates in a cocoon under moss or soil.
The adults come to light and to sugar and flowers, especially on Calluna or Senecio.
The adults fly in one generation a year, from mid-August till mid-September.