rare and local species in Belgium, though widespread. In the south
of the country so far, only known from older records before 1980.
Populations have declined because of the Dutch elm disease.
larva feeds on the seeds, flowers and leaves of mainly Ulmus minor, but
also on Ulmus procera
and Ulmus glabra.
Later on, it accepts also various species of herbaceous plants.
Hibernates as an egg on the twigs of the foodplant.
adults fly in one generation a year: from beginning of September till
end of October. They come to light and sugar.
West-Vlaanderen, Ingelmunster, 24 September 2006.
© Kurt De Smet)