German Cockroach Nymph

Scientific Name: Blattella germanica

Order & Family: Order: Blattodea; Family: Ectobiidae

Size: 3 mm to 13 mm as nymphs; up to 16 mm as adults

German Cockroach Nymph

Natural Habitat

Warm, humid indoor environments, frequently found in kitchens, bathrooms, and near heat-generating appliances.

Diet & Feeding

Omnivorous scavenger; eats food scraps, grease, glue, leather, and organic matter.

Behavior Patterns

Nocturnal, fast-moving, and highly prolific; they hide in narrow cracks and crevices during the day.

Risks & Benefits

Significant indoor pest; they can contaminate food, trigger asthma and allergies, and spread various pathogenic bacteria. They offer no benefits to humans in domestic settings.

Identified on: 2/7/2026