Bug Identifier
Large Yellow Underwing (Caterpillar)
Community identification

Large Yellow Underwing (Caterpillar)

Noctua pronuba

Order & Family
Lepidoptera, Noctuidae
Size
Up to 50 mm in length as a mature caterpillar.
See this bug in the Encyclopedia

Natural Habitat

Gardens, woodlands, grasslands, and agricultural fields throughout Europe and North America.

Diet & Feeding

Polyphagous; feeds on a wide variety of herbaceous plants, grasses, and vegetables including lettuce and potatoes.

Behavior Patterns

Mainly nocturnal, hiding in the soil during the day and emerging at night to feed. They are known as 'cutworms' because they often sever the stems of young plants at ground level.

Risks & Benefits

A major agricultural and garden pest that can damage crops and ornamental plants. They benefit the ecosystem as a food source for birds and small mammals.