• Larva feeds on root
• In severe infestations, center shoots dry up and become yellowish
• Larva are found at lower stem region and causes damage

• Egg: Are found in groups, grey in colour with tuft of hairs. Eggs are similar to that of yellow stem borer. Female lays eggs on the leaf tip.
• Larva: Milky white in colour with yellowish head
• Pupa: Brownish colour pupa are found in bored stem
• Adult: Dark brownish, forewings has white colour at the margin

Management:

• Spray dimethoate 30 EC 1.7 ml/litre