Appearance
The length of the forewings is 7–9.5 mm for males and 9–12 mm for females. The forewings are brown with fasciate markings. The hindwings are grey and white. Adults are on wing from June to August in one or two generations per year.
Food
The larvae feed on ''Acer negundo'', ''Acer saccharinum'', ''Alnus'' species , ''Betula'' species , ''Corylus'' species, ''Viburnum species'', ''Euonymus atropurpureus'', ''Cornus racemosa'', ''Vaccinium'' species, ''Amorpha fruticosa'', ''Trifolium'' species, ''Castanea'' species, ''Quercus'' species , ''Myrica gale'', ''Osmunda'' species, ''Malus'' species , ''Prunus'' species , ''Sorbus'' species, ''Populus'' species , ''Salix'' species, ''Tilia americana'' and ''Ulmus'' species , They feed on the terminal leaf growth and sometimes on the fruit of their host plant. Larvae reach a length of about 20 mm. They are entirely green and unmarked. Pupation takes place at the final larval feeding site.References:
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