Brown Marmorated Stink Bug

Scientific Name: Halyomorpha halys

Order & Family: Hemiptera, Pentatomidae

Size: Approximately 12 to 17 mm (0.47 to 0.67 in) in length.

Brown Marmorated Stink Bug

Natural Habitat

Gardens, orchards, crops and inside homes during winter; native to East Asia but invasive globally.

Diet & Feeding

Herbivorous; feeds on a wide range of plants including fruit trees, vegetables, and ornamental plants.

Behavior Patterns

Known for seeking warmth in crevices and indoors when temperatures drop; they produce a strong, unpleasant odor from scent glands when threatened.

Risks & Benefits

They are major agricultural pests causing significant damage to crops; they do not bite humans but are considered a nuisance when they aggregate in homes.

Identified on: 2/28/2026