USDA ACCESSION NO.: 62013
SELECTION: Seedling selection of cross 6185 made in 1961 at Corvallis, Oregon
PEDIGREE: 19120 x 58006M
Sunshine seedling 25 S x Utah 524-2
PRIMARY SITE: USDA World Hop Cultivar Collection, OSU East Farm
ORIGIN: Cross 6185 made in 1961 at Corvallis, Oregon
DATE RECEIVED: Selected and Accession No. assigned in 1962.
METHOD RECEIVED: Seedling selection
AVAILABILITY: Commercial cultivar, no restrictions.
REFERENCES: Zimmermann, C. E., S. T. Likens, A. Haunold, C. E.
Homer and D. D. Roberts. Registration of Comet Hop
(Registration No. 3). Crop Sci. 15:98. 1975.
Schwartz, B. W. New American Hop Varieties. In:
Steiner's Guide to American Hops. Book 2. S. S. Steiner,
New York, NY 1977.
MATURITY: Medium late
LEAF COLOR: Light green early in the season, turning darker green as the season progresses.
DISEASES: Downy Mildew: susceptible
Verticillium wilt: resistant
Viruses: free of Prunus Necrotic Ringspot Virus and Hop Mosaic Virus.
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%)
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
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 today
is no longer grown commercially.
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