Last modified: Oct. 15, 2022, 10:23 a.m.
A very rare and local species in Belgium nowadays (since 1980).
The larva lives on the seed capsules of his host plant.
It Hibernates as a pupa in an underground cocoon.
The adults comes to light.
The adults fly from May till mid July. Sometimes a partial second generation can occurs during August till mid September.
The larva lives on Silene nutans.