Appearance
The wingspan is 25–39 mm. Adults are on wing from June to September. There is one generation per year.Food
The larvae feed on wide range of woody and herbaceous plants, including asparagus, aster, bean, broomrape, cherry, clover, dogbane, goldenrod, grasses, milkweed, mustard, pea, pokeweed, raspberry, tobacco, violet, willow and yarrow. Preferred hosts include various slender grasses, including ''Muhlenbergia'' and ''Agrostis''.References:
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