Bollworm is the common term for a moth larva that attacks the fruiting bodies of certain crops, especially cotton. The most common moths known as bollworms are:
Red or Sudan bollworm, DiaparopsisRough bollworm, Earias perhuegeliSpotted bollworm, Earias fabiaSpiny bollworm, Earias insulanaSpotted bollworm, Earias vittellaAmerican cotton bollworm or tomato grub, Helicoverpa armigeraCotton bollworm, Helicoverpa gelotopoeonCotton bollworm, Helicoverpa punctigeraCorn earworm, Helicoverpa zeaTobacco budworm, Heliothis virescensPink bollworm, Pectinophora gossypiellaPink spotted bollworm, Pectinophora scutigeraThey eat all sorts of things eg: cotton plants. They cost cotton growers a lot of money throughout the growing season, having to spray the bollworms can cost over $5000, about three times a year.
