Facebook Twitter RSS Email


BMSB Management Survey for Commercial Producers

Participate in a nationwide survey to gather information from farmers and growers on the economic impact of the brown marmorated stink bug (BMSB) on agriculture.

September 30, 2020 Scientific Publications

A list of new articles published by our team of scientists and extension specialists through 2020.

April 22, 2020 Stakeholder Advisory Panel Meeting, February 2020

Download presentations from the BMSB Stakeholder Advisory Panel Meeting, held February 19, 2020.

April 15, 2020 Annual Reports

The 2019 annual report for the project “Management of Brown Marmorated Stink Bug in US Specialty Crops” is available for download.

March 4, 2020 State-by-State

Our brown marmorated stink bug distribution map has been updated. Oregon has been elevated to severe agricultural problems, and Oklahoma and Louisiana have newly reported detections.

October 2, 2019 Simpler Trap for Monitoring Brown Marmorated Stink Bugs Eyed

A new study establishes the reliability of a simpler, more cost-effective monitoring trap for brown marmorated stink bugs, which may make it easier for growers and integrated pest management professionals to decide if and when management methods are necessary. Source: Fruit Growers News, Oct. 2, 2019.

August 19, 2019 Severe Brown Marmorated Stink Bug Damage in California Orchard

Last May, a Turlock, CA, almond grower noticed nearly all the nuts on a row of trees in his orchard had fallen to the ground. UCCE Integrated Pest Management advisor Jhalendra Rijal determined the cause was an infestation of brown marmorated stink bug. Source: Fruit Growers News, Aug. 19, 2019.

July 8, 2019 Samurai Wasp

Our map of field recoveries of Trissolcus japonicus has been updated for 2019. Also known as the “samurai wasp,” Trissolcus japonicus is an egg parasitoid and a key natural enemy of brown marmorated stink bug.

July 8, 2019 Samurai Wasp, Trissolcus japonicus, Detected in Utah

Two BMSB egg masses were found on northern catalpa (Catalpa speciosa) leaves in Salt Lake City, Utah, on June 17, 2019. Both egg masses were found on separate trees approximately 9 meters apart in a managed urban landscape amid residential homes. The wasps were identified by Utah State University researchers.

More news items >


The brown marmorated stink bug, Halyomorpha halys (Stål), is a voracious eater that damages fruit, vegetable, and nut crops in North America. With funding from USDA’s Specialty Crop Research Initiative, our team of more than 50 researchers is uncovering the pest’s secrets to find management solutions that will protect our food, our environment, and our farms.

Brown Marmorated Stink Bug


USDA-NIFA Specialty Crop Research Initiative