
Community identification
Spotted cucumber beetle (likely)
Diabrotica undecimpunctata
- Order & Family
- Coleoptera; Chrysomelidae
- Size
- About 6–8 mm (¼–⅓ in) long.
Natural Habitat
Vegetable gardens, crop fields, meadows, and grassy areas, especially where cucurbits grow.
Diet & Feeding
Adults feed on leaves, flowers, and pollen, especially cucumber, squash, melon, and bean plants; larvae feed mainly on roots.
Behavior Patterns
Active in daylight and often flies when disturbed. Females lay eggs in soil, and larvae develop underground before pupating into adults.
Risks & Benefits
Adults can damage crops and transmit bacterial wilt and some plant viruses. They are also prey for birds, spiders, and predatory insects.