National Clean Plant Network
National Clean Plant Network
National Clean Plant Network
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National Clean Plant Network

NCPN Hops News

Tips for Managing Hop Viruses in the Field

Plant with propagation material that is virus indexed. Destroy and replace diseased plants with virus-indexed plants as soon as possible to limit spread. Start work in virus-indexed yards before working in infected yards, to preclude transferring pests and other vectors between locations. Decontaminate and wash equipment to remove sap and plant residue when moving between yards.  

Posted on Saturday, January 6, 2018 at 1:00 PM

Hops, NCPN Network News, Spring 2017

Jason Perrault

Jason Perrault, Select Botanicals, Toppenish Washington “At Select Botanicals Group and Hop Breeding Company we have utilized the NCPN extensively as a trusted source of up-to-date information, clean public plant material, and as a path towards developing and maintaining clean stocks of our varieties and germplasm. We've seen first-hand the impact widespread infection by virus and viroids...

Posted on Friday, June 16, 2017 at 11:08 AM

NCPN Network News Winter 2017 HOPS

Brian Tennis, Vice Chair for the NCPN-Hops Tier 2 Committee, is a pioneer in Michigan's re-emerging hop growing industry. Tennis and partners in the Michigan Hop Alliance are focused on supplying the craft brewing industry with small acreage, high-demand cultivars.

"We are an organic farming enterprise, committed to sustainable agricultural practices. Starting with virus-tested hop plants is a key strategy for establishing the healthiest, most robust acreage possible." --Brian Tennis Michigan Hop Alliance   Today, though Washington, Oregon, and Idaho still produce 90 percent of the nation's crop, Michigan's efforts are now back on the map,...

Posted on Monday, March 20, 2017 at 9:12 PM

Spotlight on Hops


As the demand for craft beer continues to grow across the U.S. and beyond, the demand for one key ingredient grows as well: U.S.-grown hops. In a presentation from the Brewer's Association at the Annual American Hop Convention in January 2016, it was noted that the popularity of India Pale Ale-styled beers (IPA) continues to drive an increase in hop consumption in the U.S. Statistics show that...

Posted on Wednesday, May 18, 2016 at 11:24 AM

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NCPN LogoThe National Clean Plant Network (NCPN) produces and distributes asexually propagated plant material free of targeted graft transmissible plant pathogens to ensure the global competitiveness of specialty crop producers and to protect the environment. The NCPN operates under the auspices of three agencies within the United States Department of Agriculture - Animal and Plant Health Inspection Service (APHIS), Agricultural Research Service (ARS) and National Institute of Food and Agriculture (NIFA).



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