Brown Marmorated Stink Bug

Scientific Name: Halyomorpha halys

Order & Family: Hemiptera, Pentatomidae

Size: 1.2 - 1.7 cm (0.5 - 0.7 inches)

Brown Marmorated Stink Bug

Natural Habitat

Found in agricultural areas, orchards, gardens, and urban/suburban environments. Often overwinter indoors.

Diet & Feeding

Primarily herbivorous, feeding on a wide variety of fruits, vegetables, and ornamental plants by piercing the surface and sucking out plant juices.

Behavior Patterns

Known for emitting a foul odor when disturbed. They are attracted to light and often aggregate on the sides of buildings in the fall before seeking shelter indoors for the winter. They are an invasive species in many parts of the world.

Risks & Benefits

Potential risks include significant agricultural pest, causing damage to crops (e.g., apples, peaches, corn, soybeans). Indoors, they are a nuisance pest. Benefits are minimal; they are not considered beneficial insects.

Identified on: 11/21/2025