Casemaking Clothes Moth

Scientific Name: Tinea pellionella

Order & Family: Lepidoptera: Tineidae

Size: 5-8 mm wingspan; larvae are typically 10 mm long with a specialized silk case.

Casemaking Clothes Moth

Natural Habitat

Commonly found indoors within closets, wardrobes, and upholstery, as well as in bird nests and animal burrows.

Diet & Feeding

Larvae feed on animal-derived fibers such as wool, fur, feathers, hair, and silk, as well as dead insects.

Behavior Patterns

The larvae live inside a portable, flattened silk tube covered with debris; adults are weak fliers and prefer darkness, often running away from light.

Risks & Benefits

A major household pest that causes significant damage to clothing, carpets, and valuable textiles; they pose no direct health risk to humans but can be economically destructive.

Identified on: 1/13/2026