Description:

•  Sawflies are common in cool, humid weather, especially in early winter.

Damage Symptoms:

• Larvae create irregular holes in leaves.
• Leaves are skeletonized, leading to weak plant growth.
• Cabbage head size is reduced, affecting market value.

Preventive Measures:

•  Hand-pick and destroy larvae.

Control Measures:

•  Apply quinalphos (0.025%), malathion (0.05%), or dichlorvos (0.05%).