USDA ACCESSION NO.: 21186

SELECTION: Selected in the Spalt area of Germany from an old land race

GENUS: Humulus

SPECIES: lupulus

CULTIVAR: Spalter

PEDIGREE: Unknown

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

ORIGIN: Probably clonal selection, but exact origin is unknown

DATE RECEIVED: Spring 1986

METHOD RECEIVED: Rhizomes

AVAILABILITY: No restrictions, commercial variety

REFERENCES: USDA-ARS Annual Report for Hop Investigations for 1978, pp. 38, 39.

Kohlmann H., and A. Kastner. Der Hopfen. Hopfenverlag Wolnzach, 1975, p. 34.

MATURITY: Early

LEAF COLOR: Medium green

SEX: Female

DISEASES: Downy Mildew: moderately resistant

Verticillium Wilt: unknown

Viruses: unknown

VIGOR: Poor

YIELD: Low, under 1000 lbs/acre

SIDE ARM LENGTH: 6-15 inches

ALPHA ACIDS: 5.7% (5-year range: 3.6-7.5%)

BETA ACIDS: 4.6% (5-year range: 3.0-6.2%)

COHUMULONE: 23% (5-year range: 20-25%)

STORAGE STABILITY: Fair to poor, retained 49% of original alpha acids after 6 months room temperature storage

OIL: 0.62 ml/100 g (5-year range 0.31-1.03)

MAJOR TRAITS: Pleasant European noble aroma characteristics.

OTHER INFORMATION: Grown almost exclusively in the Spalt area of West Germany; highly priced by certain brewers for its noble aroma characteristics; production is insufficient to satisfy demand; (1997 production: 421.189 lbs on 459 acres; not grown commercially in the United States because of low yields. This hop is generally considered to be part of the Saaz group of varieties, related to Tettnanger and Saazer. Its oil contains small amounts of farnesene, but has a high H/C ratio (3.43 average).



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