
Appearance
The wingspan is 19–32 mm. Adults are on wing in July in Mexico and from May to September further north.
Food
The larvae feed on "Arctium", "Carduus", "Cirsium", "Cynara" and "Silybum" species. They are a pest of "Cynara scolymus". The females lay their eggs on the bottom side of artichoke plants. The caterpillars can cause considerable damage.References:
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