Bug Identifier
Colorado potato beetle
Community identification

Colorado potato beetle

Leptinotarsa decemlineata

Order & Family
Order Coleoptera, Family Chrysomelidae
Size
6 to 11 mm in length
See this bug in the Encyclopedia

Natural Habitat

Agricultural fields, gardens, and areas where nightshade plants are present across North America and Europe.

Diet & Feeding

Both adults and larvae feed exclusively on the foliage of plants in the Solanaceae family, primarily potatoes, tomatoes, and eggplants.

Behavior Patterns

They are known for their ability to rapidly develop resistance to insecticides. They overwinter in the soil as adults and emerge in spring to lay bright orange eggs on the underside of leaves.

Risks & Benefits

They are major agricultural pests capable of completely defoliating and destroying potato crops; they pose no direct physical risk to humans but cause significant economic damage.