Cabbage White Butterfly

Overview

A common garden pest whose caterpillars devastate brassica crops including cabbage, broccoli, and kale.

Health risks

Not harmful to humans. Caterpillars can completely destroy brassica crops if left unchecked.

Signs of infestation

• ✓White butterflies around brassica plants
• ✓Green caterpillars on leaves
• ✓Irregular holes in cabbage leaves
• ✓Yellow eggs on undersides of leaves

Prevention

• ✓Cover brassicas with fine mesh from planting
• ✓Check undersides of leaves weekly for eggs
• ✓Plant companion plants like nasturtiums to attract away
• ✓Encourage natural predators like wasps and birds

Common regions