Cabbage Looper (early-stage larva)

Scientific Name: Trichoplusia ni

Order & Family: Lepidoptera: Noctuidae

Size: Newly hatched larvae are 1-2 mm, growing up to 30-40 mm as mature caterpillars.

Cabbage Looper (early-stage larva)

Natural Habitat

Gardens, commercial farms, and greenhouses worldwide where host plants are present.

Diet & Feeding

Herbivorous; feeds on a wide variety of plants including cabbage, broccoli, kale, lettuce, and tomatoes.

Behavior Patterns

Larvae move with a distinctive 'looping' motion, pulling their back legs toward their front legs. They are primarily nocturnal feeders and undergo five to seven larval stages (instars) before pupating.

Risks & Benefits

Significant agricultural pest that can defoliate crops and ruin garden harvests. While not harmful to humans directly, they are a primary food source for various birds, spiders, and parasitic wasps.

Identified on: 1/4/2026