USDA ACCESSION NO.: 21455
SELECTION: Seedling selection from a 1983 cross between the colchicine-induced tetraploid female Hallertauer m.f. (USDA 21397) and the male breeding line USDA 19058M made at Corvallis, Oregon
CULTIVAR: Mt. Hood
PEDIGREE: 21397 x 19058M; Tetraploid Hallertauer m.f. x Early Green-Unknown Seedling
PRIMARY SITE: USDA World Hop Cultivar Collection, OSU East Farm
ORIGIN: Seedling No. 8301-10 of cross 8301
DATE RECEIVED: 1983; USDA Accession No. assigned in 1985
METHOD RECEIVED: Seedling selection, USDA Accession No. assigned in 1985
AVAILABILITY: No restrictions
REFERENCES: Haunold, A, and G.B. Nickerson. Registration of Mt. Hood Hop (Registration No. 16, PI 535808). Crop Sci. 30:423. 1990.
Haunold, A. and G.B. Nickerson. Mt. Hood, a New American Noble Aroma Hop. American Society of Brewing Chemists Journal 48(3):115-118. 1990.
USDA-ARS Ann. Report and Data Summary 1985. p. 24.
Annual Reports to the Hop Research Council, 1986 to 1990.
LEAF COLOR: Green to light green
DISEASES: Downy Mildew: moderately resistant
Verticillium wilt: unknown, probably tolerant or
Viruses: free of Apple and Cherry serotypes of Prunus Necrotic Ringspot, free of Hop Mosaic, Hop Latent, and American Hop Latent viruses.
Occasional yellow flecks on lower leaves, probably due to physiological factors.
VIGOR: Good to very good
YIELD: 1,400-2,200 kg/ha (1250-1960 lbs/acre)
SIDEARM LENGTH: 50-120 cm (20-40 inches)
ALPHA ACIDS: 5-7%
BETA ACIDS: 6-7.5%
STORAGE STABILITY: Fair to poor
OIL: 1.4 ml/100 g
MAJOR TRAITS: Similar to noble aroma European hops, low myrcene (below 50%), high humulene (26-36%), no farnesene. Ratio humulene/caryophyllene 2.5- 2.8.
OTHER INFORMATION: Triploid, 2n=3x=30, naturally seedless, even when grown in the presence of fertile diploid males. Adapted to Oregon and Washington hop growing areas. Not adapted to southern Idaho. 1991 production 950,000 lbs (867 acres). Total 1997 production was 1.12 million lbs.
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