Bug Identifier
Squash Lady Beetle
Community identification

Squash Lady Beetle

Epilachna borealis

Order & Family
Order: Coleoptera, Family: Coccinellidae
Size
7 to 10 mm in length
See this bug in the Encyclopedia

Natural Habitat

Agricultural fields and gardens, specifically on cucurbit plants like squash, pumpkin, and melons.

Diet & Feeding

Herbivorous; feeds on the leaves and sometimes the rinds of cucurbitaceous plants.

Behavior Patterns

Unlike most predatory lady beetles, this species and its larvae feed on plant tissue, often creating circular skeletonized feeding patterns. They overwinter as adults in leaf litter.

Risks & Benefits

A significant agricultural pest that can damage or kill squash and melon crops. Beneficial only as a food source for natural predators like birds.