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ACCESSIONPLANT NAMETAXONOMYORIGINGENEBANKIMAGEAVAILABILITYRECEIVEDSOURCE TYPESOURCE DATECOLLECTION SITECOORDINATESELEVATIONHABITATIMPROVEMENT LEVELNARRATIVE
0PI 684746'Comet'Humulus lupulus L. var. lupulus Oregon, United StatesCOROut of Season2008DEVELOPED1975CultivarMATURITY: Medium late

LEAF COLOR: Light green early in the season, turning darker green as the season progresses.

SEX: Female

DISEASES: Downy Mildew: susceptible

Verticillium wilt: resistant

Viruses: free of Prunus Necrotic Ringspot Virus and Hop Mosaic Virus.

VIGOR: Excellent

POLLEN SHEDDING: Very good, 1700 to 2000 lbs per acre

SIDE ARM LENGTH: 24 40 inches

ALPHA ACIDS: 11.3% (8 year range: 9.4 to 12.4%)

BETA ACIDS: 4.6% (8 year range: 3.0 to 6.1%)

COHUMULONE: 41%

STORAGE STABILITY: Good to very good

OIL: 1.98 ml/100 g (8 year range: 1.40 to 3.31%)

MAJOR TRAITS: Relatively high alpha acids content; Wild American aroma that is objectionable to some brewers, highly resistant (perhaps immune) to Prunus Necrotic Ringspot virus infection, yellowish green leaf color early in the season.

OTHER INFORMATION: Released as high alpha hop primarily for production in Washington and Idaho. Acreage expanded to 635 acres in 1980 (1% of US production), but declined after 1981 following the release of super alpha hops. Comet is no longer grown commercially. 		1753210PI 684746