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A view of a crop of hops.

Washington State Hop Facts

A close up of hops growing along a support.

Current IPM Priority Issues


Doug Walsh

Doug Walsh, Entomologist and leader of the Washington State Extension IPM Implementation Team, leads the team’s outreach in hops. Walsh has worked with the state’s hop industry for nearly 20 years and is a Knight of the Order of the Hop (Chevalier) (pdf), an honor bestowed by the International Hop Growers Bureau.

Pest Management Strategic Plan for U.S. Hops (pdf)Field Guide for Integrated Pest Management in Hops (pdf)Field Guide for Integrated Pest Management in Hops: Pocket Version (English & Spanish) (pdf)