rare and local species in Belgium, mainly recorded from the north.
larva lives in the upper stem and leaf-axils, later on the flowers
in a web, on Senecio jacobaea, Tanacetum vulgare or
Achillea millefolium. The larvae of the second generation
hibernate in their cocoon. Pupation in another cocoon, generally
away from the foodplant.
adults fly in two generations a year: April-May and June-July. They
are active at night and come to light.
West-Vlaanderen, Koksijde, 17 June 2005.
(Photo © Chris Steeman)