Caterpillars feed on host plants such as milkweed, parsley, butterfly weed, and snapdragons. This research led to new varieties of snapdragons and zinnia. The flowers resemble snapdragons, being typically zygomorphic, hooded, lobed and spurred. The inflorescence is a long, dense raceme containing many tubular pink flowers which resemble snapdragons. The individual flowers resemble small snapdragons. It contains the toadflax relatives, such as snapdragons. It also feeds on snapdragons", clarkia" plants"," poppys, and wild buckwheats. George then appears holding snapdragons, which he throws at Martha and Nick in another game.