Appearance
The wingspan is 32–42 mm. The forewings are silvery grey with brown lines and shading. The outer margins of both the forewings and hindwings are scalloped. Adults are on wing from May to September.
Food
The larvae feed on the leaves of ''Fraxinus'' and ''Syringa'' species. They have a light silvery-brown body with three dorsal white lines, edged with black. The top of the head is black, bordered by long white hairs.References:
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