USDA ACCESSION NO.: 21286

SELECTION: Clonal selection of Shinshuwase (USDA Accession No 60042)

GENUS: Humulus

SPECIES: lupulus

CULTIVAR: Kirin II

PEDIGREE: Saazer x White Vine-OP, developed in Japan by Kiri Brewery Co. Ltd Tokyo, Japan

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

ORIGIN: Japan; obtained from Dr. C.B. Skotland, IAREC, Prosser, WA

DATE RECEIVED: Feb. 1981 (USDA Accession No. assigned in 1981)

METHOD RECEIVED: Rhizomes

AVAILABILITY: No restrictions, commercial variety

REFERENCES: USDA Annual Report on Hop Investigations for 1981.pp. 29-30

MATURITY: Very late

LEAF COLOR: Medium green

SEX: Female

DISEASES: Downy Mildew: resistant

Verticillium Wilt: unknown

Viruses: unknown

VIGOR: Excellent

YIELD: Very high (2000-2500 lbs/acre)

SIDE ARM LENGTH: 24-48 inches

ALPHA ACIDS: 8% (3-year range: 6.8-10.3%)

BETA ACIDS: 6.4% (3-year range: 5.2-8.0%)

COHUMULONE: 43-45%

STORAGE STABILITY: Very good (retained 70% of original alpha acids after 6 months room temperature storage)

OIL: 1.15 ml/100 g

MAJOR TRAITS: Very late maturity; red stem; poor loose cone type, shatters heavily, particularly when grown seeded; low humulene in the oil (l3.5 )

OTHER INFORMATION: Major hop variety in Japan grown exclusively under brewery contracts because of government orders to reduce hop imports to Japan.

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