US CHINOOK

Pedigree From a cross between Petham Golding and a USDA-selected male with high alpha acids and good storage properties.
Maturity Mid to late season
Yield 2000 - 2500 kg./ha. or 1780 - 2230 lb./ac.
Growth Habit Good
Disease/Pest Susceptibility Tolerant to infection with Prunus necrotic ring-spot virus, moderately resistant to downy mildew. Not excessively sensitive to insects.
Pickability/Drying/Baling Good
Cone-Structure Long, medium-compact with turned outward petals.
Lupulin Abundant and yellow-orange color
Aroma Medium intensity, spicy, piney, distinctive grapefruit
Alpha Acid 12.0 - 14.0% w/w
Beta Acid 3.0 - 4.0% w/w
Cohumulone 29 - 34% of alpha acids
Storageability 65 - 70% alpha acids remaining after 6 months storage at 20°C.
Total Oil 1.5 - 2.5 mls/100 grams
Myrcene 35 - 40% of whole oil
Humulene 20 - 25% of whole oil
Carophyllene 9 - 11% of whole oil
Farnesene <1% of whole oil
General Trade Perception A high alpha-acids hop with an acceptable aroma profile.
Possible Substitutions Nugget, Columbus, Northern Brewer, Wye Target, possibly Centennial
Typical Beer Styles US Style Pale Ale, IPA, Stout, Porter, Barley Wine, Lager (Bittering)
Additional Information Released in the US industry in 1985 and becoming increasingly popular with craft-brewers.
Typical Hop Use Bittering