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Seed-feeder:
The larva feeds on the seeds and makes a case from the empty seedhead.
The presence of larvae can be seen by the holes they leave in the
seedheads (British
leafminers).
Larva:
Details unknown.
Pupa:
Details unknown.
Hosts
in Britain:
Hosts
elsewhere:
Time
of year - larvae: August - June (British
leafminers).
Time
of year - adults: July and August (UKMoths).
Distribution
in Britain: Present though locally, in southern and eastern
England, with a scattered distribution extending to northern England
and North Wales (UKMoths)
including North Hants, South Lancaster and South-west York (NBN
Gateway distribution map - NE
and SHWRG).
It prefers waste ground and similar habitats (UKMoths).
Distribution
elsewhere: Widespread in Europe including Austria, Belgium,
Bulgaria, Czech Republic, Danish mainland, Estonia, Finland, French
mainland, Germany, Hungary, Italian mainland, Latvia, Lithuania,
Norwegian mainland, Poland, Russia - Central and South, Slovakia,
Sweden, Switzerland and The Netherlands (Karsholt & van Nieukerken
in Fauna
Europaea).
Parasitoids:
Unknown.
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