Challenger: bred at Wye College and introduced in 1972, Challenger is a granddaughter of Northern Brewer and niece of Northdown. It is a versatile variety with wide application in both early and late kettle additions.
Aroma:specific aroma descriptors include cedar, green tea and sweet fruit.
Style Guide: Barley Wine, Golden Ale, Imperial Stout.
Substitutes: Perle US, Admiral.
Brewing values:
Alpha Acid: 6,5 – 8,5%,
Beta Acid: 4 – 4,5%,
Co-Humulone: 20 – 25% Alpha Acid,
Total Oil: 1,0 – 1,7 ml/100 g,
Myrcene Oil: 30 – 42%,
Caryophyllene Oil: 9,5%,
Farnesene Oil: < 1%,
Humulene Oil: 25%.
The exact alpha acid content is indicated on every package.
Hops are packed by producers in hermetic bags which preserv aroma and bitterness of hops for at least 3 years from packaking date. "Best before" date is indicated on each bag.
Storage conditions: cold, dry place - not higher than 1°C.