German Cockroach (Nymph)

Scientific Name: Blattella germanica

Order & Family: Order: Blattodea; Family: Ectobiidae

Size: Nymphs start at 3mm; adults reach 13-16mm (approx. 0.5 to 0.6 inches).

German Cockroach (Nymph)

Natural Habitat

Typically found indoors in warm, humid areas near food and water sources such as kitchens, bathrooms, and laundry rooms.

Diet & Feeding

Omnivorous scavengers that feed on remains of human food, crumbs, grease, paste, glue, and soap.

Behavior Patterns

Nocturnal and highly gregarious. They reproduce rapidly, with females carrying egg cases (oothecae) until just before hatching.

Risks & Benefits

Significant indoor pest. They can spread pathogens (like Salmonella and E. coli), contaminate food, and their droppings or cast skins can trigger asthma and allergies in humans.

Identified on: 5/31/2026