Narrow distribution. Papua New Guinea and Australia. On sugarcane and relatives. An important pest.
Eggs laid in clusters on leaves; larvae tunnel into stalks, killing growing points, or allowing entry of e.g., red rot fungus (see Fact Sheet no. 221). Change of varieties due to Ramu stunt virus increased damage by the moth.
Spread of moth in infested cane for planting.
Cultural control: remove volunteers preventing carry over between crops; ensure correct nutrients, N in particular; crop rotation; collect and burn trash after harvest; tolerant varieties.