Last modified: Nov. 19, 2021, 4:59 p.m.
A very local and very rare species in Belgium, hitherto only known from WV.
The larva of the first generation feeds in the central parts and on the flowers of its food plant.
The larva of the second generation feeds on the flowers.
Pupation on flowers, leaves or shoots of the food plant. The pupal stage is only 10 days.
The adults are mainly active in the evening and just after dark.
Two generations a year: in April–June and again from July to September.
Mainly on species of Crepis and Hieracium, but also recorded abroad from many other Asteraceae.