USDA ACCESSION NO.: 21112
SELECTION: Virus-free selection from meristem tip culture at Department of Hop Research, Wye College, England.
GENUS: Humulus
SPECIES: lupulus
CULTIVAR: Wye Target
PEDIGREE: (Northern Brewer x Downy Mildew resistant male) x Eastwell Golding-USDA 64103M) USDA 64103M introduced as PI302777 is a Powdery Mildew and Verticillium Wilt resistant open-pollinated wild American seedling.
PRIMARY SITE: USDA World Hop Cultivar Collection, OSU East Farm
ORIGIN: Selected from a cross made at Wye College, England, in mid-1960's. Meristem tip culture, Wye College, England.
DATE RECEIVED: Spring 1976
METHOD RECEIVED: Rooted softwood cuttings
AVAILABILITY: May not be released for commercial production without prior approval by Department of Hop Research, Wye College, University of London. No restrictions for experimental use.
REFERENCES: Neeve, R. A. and G. K. Lewis. Plant breeding section. The year's work. Annual Report, Wye College, Department of Hop Research, 1974, p. 7.
Neeve, R. A. Hop breeding---the Sir John Cass Lecture 1979. Abstracted in Journal Institute of Brewing 85:131-132. 1979.
Additional references: various annual reports of Wye College, beginning in 1969.
MATURITY: Medium late
LEAF COLOR: Dark green
SEX: Female
DISEASES: Downy Mildew: resistant
Verticillium Wilt: tolerant to moderately resistant
Powdery Mildew: susceptible
Viruses: free of all hop viruses when received
VIGOR: Very good
YIELD: Very good: 1800-2200 lbs/acre but variable
SIDE ARM LENGTH: 24-36 inches
ALPHA ACIDS: 12.6% (10 year range: 8.9 to 15.2)
BETA ACIDS: 5.3% (10 year range: 3.9 to 6.9)
COHUMULONE: 33-36%
STORAGE STABILITY: fair
OIL: 1.69 ml/100 g (10 year range: 0.82 to 2.32)
MAJOR TRAITS: Compact cone type, excellent machine picking, high alpha acids content, poor climber (frequent slipdown, particularly in windy weather, and therefore difficult to grow). Resistant to downy mildew.
OTHER INFORMATION: Major English hop variety, high alpha acids content. Not grown commercially in the United States; limited acreage grown in Germany (101 hectares in 1997).