Clouded Sulphur

Life History: Eggs laid singly on host; caterpillars eat leaves. Hibernation is by third-stage caterpillars.
Flight: Three flights in the north from May-October, 4-5 in the south from March-November.
Caterpillar Hosts: Plants in the pea family (Fabaceae) including alfalfa (Medicago sativa), white clover (Trifolium repens), and pea (Pisum sativum).
Adult Food: Flower nectar of many plants.
Habitat: Many different open areas including fields, lawns, alfalfa and clover fields, road edges, meadows.
Range: Alaska south through central and southeast Canada, all of conterminous United states except much of California, south Texas, and most of Florida.