Bug Identifier
Brown Marmorated Stink Bug
Community identification

Brown Marmorated Stink Bug

Halyomorpha halys

Order & Family
Hemiptera: Pentatomidae
Size
Approximately 1.7 cm (0.67 inches) in length and nearly as wide.
See this bug in the Encyclopedia

Natural Habitat

Found in gardens, orchards, and agricultural fields; frequently enters homes and buildings in autumn to seek warmth for overwintering.

Diet & Feeding

Herbivorous, feeding on a wide variety of plants including fruit trees, ornamentals, and vegetables by piercing the surface with mouthparts and sucking out juices.

Behavior Patterns

Notable for releasing a pungent odor from scent glands when disturbed or crushed. They are strong fliers and exhibit a life cycle of egg, five nymphal stages, and adult.

Risks & Benefits

An invasive agricultural pest that causes significant damage to crops. They are a nuisance to humans when they aggregate in large numbers inside homes, though they do not bite, sting, or carry diseases.