An uncommon species in Belgium. 

The larva lives in a straw coloured slender tubular  case on leafs of Asteraceae like Achillea, Pulicaria, Eupatorium etc... Hibernates as a larva in the case, usually attached to a leaf of the foodplant or adjacent herbage, near the base of a stem or even on the surface of the soil.

The adults fly in one generation a year from mid-June towards august. They come to light.