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.

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 April 19, 2025