Last modified: April 8, 2021, 10:51 a.m.
A local and very rare species throughout Belgium.
The larva lives in the stem of the food plant, causing the upper part of the plant to wither. It hibernates.
Pupation on the stem under the withered part, under a leaf or on adjacent foliage.
The adults are active at dusk and come to light.
One generation a year: June and July.
Monophagous on Teucrium scorodonia.