A 4-yr study of parasitism ofHeliothisspp. [virescens(F.) andzea(Boddie)] showed parasitism of eggs byTrichogrammawas highest in August, September and October (22–46%) and larval parasitism highest in April, May and June (5–6%). Nineteen parasite species were recorded. Beet armyworms were found on 6 cultivated and 5 wild hosts. Diamondback moths were found on 5 cultivated hosts and 9 wild hosts. Two species of Tortricidae,Platynota rostrana(Wlk.) andP. flavedanaClemens, were found on cotton and 4 wild hosts. Parasites reared from beet armyworms and diamondback moths are listed.