Last modified: June 7, 2022, 11:25 a.m.
A very rare, local and declining species in Belgium, nowadays (2000) only known from LG.
The larva lives on the seed capsules of various species of the food plant.
They hibernate as a pupa in an underground cocoon.
The adults come to light and sugar.
The adults fly in two generations a year: from May till late August.
Species of Silene, Especially on Silene vulgaris.