Brown Marmorated Stink Bug

 Identification and Control

Proper identification is an important first step in controlling ants.

Halyomorpha halys

How to Identify an 

Brown Marmorated Stink Bug

The brown marmorated stink bug is a shield-shaped insect and is mottled brown and gray in color. They have alternating white and black bands on their antennae and black and white alternating pattern surrounding its wing. They have smooth shoulders without spines.

Where do they come from?

Brown marmorated stink bugs are a nuisance because they congregate indoors over winter and can annoy building occupants. They over winter in cracks and crevices in buildings. They emit an unpleasant odor when smashed. They are not a health threat, but they can cause damage to host plants.

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What do they look like?

Nymphs of the brown marmorated stink bug
Shield-shape of the brown marmorated stink bug
Alternating black and white coloring on antennae and surrounding the wings

Where do they live?

Brown marmorated stink bugs can overwinter in mass in buildings and houses and they lay their eggs on host plants.


Halyomorpha halys



A brown marmorated stink bug likes to eat a broad host range including fruits, vegetables, field crops, ornamentals, weeds and native species.

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