Brown Marmorated Stink Bug

Scientific Name: Halyomorpha halys

Order & Family: Hemiptera / Pentatomidae

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

Brown Marmorated Stink Bug

Natural Habitat

Found in agricultural fields, orchards, gardens, and frequently indoors during colder months as they seek warmth.

Diet & Feeding

Polyphagous herbivore that feeds on a wide variety of plants, including fruits (apples, peaches, berries), vegetables (tomatoes, corn, peppers), and ornamental plants.

Behavior Patterns

Features a shield-shaped body and distinctive white banding on the antennae. They are known for overwintering inside buildings and releasing a strong pungent odor from scent glands when threatened or crushed.

Risks & Benefits

Considered a major agricultural pest that can damage crops significantly. They pose no physical danger to humans (no biting or stinging) but are considered a nuisance pest in homes and can cause allergic reactions in some individuals due to their odor.

Identified on: 3/20/2026