Brown Marmorated Stink Bug

Scientific Name: Halyomorpha halys

Order & Family: Hemiptera: Pentatomidae

Size: Approximately 1.7 cm (0.67 in) in length and nearly as wide.

Brown Marmorated Stink Bug

Natural Habitat

Gardens, agricultural fields, orchards, and frequently inside human dwellings during colder months.

Diet & Feeding

Herbivorous; feeds on a wide variety of plants including fruits, vegetables, and ornamental trees by piercing the plant with its proboscis.

Behavior Patterns

Known for releasing a pungent odor from scent glands when threatened or crushed. They are active during the day and seek shelter in structures for overwintering.

Risks & Benefits

Major agricultural pest that damages crops; considered a nuisance in homes but does not bite humans or spread disease. They provide no significant ecological benefits in non-native regions.

Identified on: 6/9/2026