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Extension > Garden > Diagnose a problem > What insect is this? > Garden Pests > Caterpillars, maggots, grubs, and similar immature insects - 1/4 inch - 1/2 inch long > Silver checkerspot

Silver checkerspot
Photo Credit: Jeff Hahn

Silver checkerspot
Chlosyne nycteis
Size: Up to 1 inch long

Where/When: Feeds on several composites including black-eyed Susan (Rudbeckia), coreopsis, sunflowers (Helianthus), New England aster, and Echinacea (coneflower). Active from late May until mid-June.

Significance: Presence of many gregarious caterpillars may eventually defoliate plants.
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