On Aug 16, 2006, Magpye from NW Qtr, AR (Zone 6a) wrote:
Wing span: 1 1/2 - 2 5/8 inches (3.9 - 6.6 cm).
Identification: Both sexes with conspicuous pink wing edges. Male yellow; female yellow or white (very rarely). Upperside of male with black border; border on female may be incomplete or only seen at tip of wing. Underside of hindwing clear yellow with single silver cell spot circled in pink.
Life history: Males patrol with a slow flight for females. Eggs are laid in midsummer on blueberry leaves, and young caterpillars overwinter. Most feeding occurs the following spring.
Flight: One flight from June-August.
Caterpillar hosts: Various blueberry plants (Vaccinium species) in the heath family (Ericaceae).
Adult food: Nectar from flowers of bristly sarsaparilla and orang... read more