Cotton bollworm
North America. Larvae of the cotton bollworm ( Helicoverpa armigera ) are highly polyphagous, feeding on crops such as cotton, sorghum, tomato, sweet corn [...] Eggs are deposited individually on young shoots near buds, flowers, fruits or on leaves. They are almost spherical with a flattened base and a diameter [...] goes through six larval stages, although under certain circumstances five or seven stages may occur. Young caterpillars are yellowish-white to reddish-brown