Spodoptera litura is also known as tregulatory concern. There are slihe Cluster caterpillar, Cotton leafworm, Tobacco cutworm, This moth is found in Asia, with some specific problematic pest population reports occurring in Cambodia, Hong Kong, India, the Pacific islands, Guam, American Samoa, and Hawaii. In Australia, it is found in northern two thirds of the country. It is not established in the United States, however, it is a pest of national, ght but obvious differences in morphology between males and females of Spodoptera litura that allow for the easy differentiation of the two sexes. Male forewing length is 14–17 mm while female forewing length is slightly larger and measures 15–18 mm. The orbicular spot on the forewing is also more pronounced in the males.