USDA ACCESSION NO: 21003

SELECTION: Tetraploid (2n = 40) developed by colchicine treatment of Fuggle (USDA 19209) at Corvallis, OR. In 1966.

GENUS: humulus

SPECIES: lupulus

CULTIVAR: tetraploid Fuggle

PEDIGREE: like Fuggle H, USDA 48209 or Fuggle (USDA 19209)

PRIMARY SITE: USDA hop germplasm collection, OSU East Farm

ORIGIN: chromosome doubling by colchicine treatment in 1966

DATE RECEIVED: 1966

METHOD RECEIVED: selection of soft wood cuttings

AVAILABILITY: no restrictions

REFERENCES: Haunold,. A., S.T. Likens, and C.E.Horner. Registration of Fuggle T autotetraploid hop germplasm (Reg. Nr. GP 1) Crop Science 11: 945. 1971.

A. Haunold, Cytology , sex expression and growth of a tetraploid x diploid cross in hop (humulus lupulus L) Crop Sci. 11: 868 - 871. 1971.

Haunold, A. Polyploid breeding with hop (humulus lupulus L.). Master Brewer's Ass'n of America, Tech. Quarterly 9: 36-40. 1972

MATURITY: early

LEAF COLOR: dark green

SEX: female

DISEASES: Downy mildew: resistant

Verticillium wilt: moderately susceptible

Viruses: unknown

VIGOR: poor

YIELD: low (less than 1000 lbs/acre)

SIDE ARM LENGTH: 12 - 20 inches

ALPHA ACIDS: 5% ( 5 year range: 3.7 to 5.8)

BETA ACIDS: 2.4% (5 year range: 2.0 to 3.0)

COHUMULONE: 26%

 STORAGE STABILITY: good

OIL: 0.93 ml/100 g (5 year range: 0.47 - 1.17)

MAJOR TRAITS: tetraploid, useful for producing triploid hops.

OTHER INFORMATION: female parent of the triploid cultivars Columbia (USDA 21040), and Willamette (USDA 21041).

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