Adult Brown Marmorated Stink Bug

Brown Marmorated Stink Bug on leaf

Brown Marmorated Stink Bug eggs

Brown Marmorated Stink Bug

Brown Marmorated Stink Bug ( Halyomorpha halys) is a native of Eastern Asia and was first detected in Pennsylvania in October 2001. The insects often are found in houses, where they produce an unpleasant smelling chemical. They can be an agricultural pest, threatening apples, pears, peaches, figs, mulberries, citrus, persimmon and soybeans.


Brown Marmorated Stink Bug (USDA) includes news releases, date of introduction, U.S. distribution data, management plans, images and videos, and links to additional Federal publications.

The National Wildlife Federation site covers identification, how to rid your home of stink bugs, crops they damage, plus links to a map of detections in the U.S., and to other online resources.

The Unwelcome House Guest: Brown Marmorated Stink Bug —A Guide for Residents, Property Managers, and Pest Management Professionals.This 3-page PDF from the New York State IPM Program at Cornell University, addresses indoor infestations of stink bugs and provides suggestions on how to seal their entryways to the residence.

Last updated September 25, 2023