Last modified: Jan. 21, 2021, 12:34 p.m.
A rare and local species in Belgium.
Distribution after 2004 is based on individuals who have been examined for genitalia.
The adults fly in two generations a year: late May till mid June and again from July till September. They are active at night and come to light.
The larva lives in the upper stem and leaf-axils, later on the flowers in a web, on Senecio, Crepis and Solidago. The larvae of the second generation hibernate in their cocoon. Pupation in another cocoon.