North American Ecology (US and Canada)
provided by North American Butterfly Knowledge Network
Resident in central North America (Scott 1986). Habitats are DRY CLEARINGS, FOOTHILL CHAPARRAL, PRAIRIE. Host plants are usually herbaceous with most hosts largely restricted to a few species in one family, CRUCIFERAE. Eggs are laid on the host plant singly. Individuals overwinter as pupae. There are is one flight each year with the approximate flight time APR15-JUN15 in the northern part of the range and APR1-MAY15 in the southern part of their range (Scott 1986).
