Common insect of all zones up to about 1500m a.s.l. while more common in lower elevations especially in coconut plantations. Its larva feeds on varies plants of family Poaceae (Gamage R., 2007). However both Ormiston (Ormiston W., 1924) and Woodhouse (Woodhouse LG.O., 1950) noted coconut and other palms as its food plant. Specimens from the hills are much darker than those from the lowlands.