USDA ACCESSION NO.: 21056

SELECTION: Heat treated meristem tip culture of Bullion, USDA 64100

GENUS: Humulus

SPECIES: lupulus

CULTIVAR: Bullion 10A

PEDIGREE: Wild Manitoba BB1 x OP (open pollinated)

PRIMARY SITE: USDA World Hop Cultivar Collection, OSU East Farm

ORIGIN: Developed from Bullion (USDA 64100) through heat treatment and meristem tip culture at Prosser, Washington. Original Bullion was developed at Wye College, England, by Professor Salmon and released in 1938.

DATE RECEIVED: 1972

METHOD RECEIVED: Rooted softwood cuttings

AVAILABILITY: No restrictions, commercial cultivar

REFERENCES: Salmon, E. S. Bullion hop, a new variety. Journal South-East Agricultural College, Wye, Kent, England, 42:47-52. 1938.

Burgess, A. H. Hops. Interscience Publishers, New York, 1964, p. 46.

Romanko, R. R. In Steiner's Guide to American Hops. S. S. Steiner, Inc. New York, 1973, p. 20-21.

MATURITY: Medium early

LEAF COLOR: Dark green

SEX: Female

DISEASES: Downy mildew: moderately resistant

Verticillium wilt: resistant

Viruses: free of prunus and apple mosaic virus

VIGOR: Excellent

YIELD: High, 2000-2500 lbs/acre

SIDE ARM LENGTH: 20-40 inches

ALPHA ACIDS: 10.7% (10 year range: 8.0 to 13.8%)

BETA ACIDS: 5.2% (10 year range: 2.8 to 6.9%)

COHUMULONE: 42%

STORAGE STABILITY: Poor

OIL: 1.55 ml/100 g (10 year range: 0.58 to 2.50)

MAJOR TRAITS: Moderately high alpha-acids content, extract hop, good vigor, high yield potential, poor storage stability

OTHER INFORMATION: Medium to small but heavy cones; tips of bracts and bracteoles curved upwards. Discontinued from commercial U.S. production in 1985.