German Cockroach (Nymph)

Scientific Name: Blattella germanica

Order & Family: Order: Blattodea; Family: Ectobiidae

Size: Nymphs are 3mm to 12mm; adults grow up to 13-16mm (approx. 0.5 to 0.6 inches).

German Cockroach (Nymph)

Natural Habitat

Primarily indoor human structures, specifically warm, humid areas such as kitchens, bathrooms, and food storage areas.

Diet & Feeding

Omnivorous scavenger; eats crumbs, grease, glue, soap, and almost any organic matter available in a household.

Behavior Patterns

Nocturnal and highly gregarious, often found in large clusters. They have a rapid reproduction cycle and tend to hide in cracks and crevices during the day.

Risks & Benefits

Significant household pest. Risks include the spread of bacteria (Salmonella, E. coli), contamination of food, and triggering of asthma or allergic reactions through their shed skins and droppings.

Identified on: 2/10/2026