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.

January 13, 2020 Scientific Publications

A list of new articles published by our team of scientists and extension specialists in 2019.

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 29, 2019 Available Positions

Learn about currently open positions on the Brown Marmorated Stink Bug project.

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.

July 8, 2019 A Fungal Enemy

Nosema maddoxi is a newly described microsporidian pathogen recently found in BMSB populations in the U.S.