A bollworm is a common term for any larva of a moth that attacks the fruiting bodies of certain crops, especially cotton. The most common moths known as bollworms are:

• The American Cotton Bollworm or Corn Earworm (Helicoverpa zea)
• The African Cotton Bollworm or Tomato Grub (Helicoverpa armigera)
• The Pink Bollworm (Pectinophora gossypiella)
• The Spiny Bollworm (Earias spp.)

See also

• Boll weevil