Last modified: March 8, 2021, 1:34 p.m.
A very rare and local species in Belgium.
Native
The larva feeds from a portable case on the seeds of his host plant.
Pupates inside the larval case attached to a stem or to debris on the ground.
The adults come to light.
The adults fly in one generation a year: during July and August.
The larva feeds on the seeds of Origanum vulgare or occasonally on Mentha aquatica and Thymus polytrichus.