Cluster (US) - Hopslist

Cluster (US) is thought to be one of the oldest and most robust hop crops in the US. With its balanced aroma and bittering profile and outstanding storage stability, it has long been a go to hop of large commercial breweries in the US.

So prolific was Cluster’s use in fact that at the beginning of the 20th century Cluster accounted for 96% of the total acreage of hops grown in the United States. Cluster remained at the top right through until the 1970’s.

The exact lineage of Cluster is unknown and is considered to have a clean, neutral and slightly floral flavor.

Want this hop? Browse our recommended stockists below.

Also Known As
Characteristics	Clean, neutral, slightly floral
Purpose	Bittering & Aroma
Alpha Acid Composition	5.5%-9%
Beta Acid Composition	4%-6%
Co-Humulone Composition	36%-42%
Country	US
Cone Size	Medium
Cone Density	Compact
Seasonal Maturity	Mid
Yield Amount	1600-2140 kg/hectare (1420-1900 lbs/acre)
Growth Rate	Very high
Resistant to	Resistant to prunus necrotic ring-spot virus
Susceptible to	Susceptible to downy mildew and powdery mildew
Storability	Retains 80%-85% alpha acid after 6 months storage at 20ºC (68ºF)
Ease of Harvest	Difficult
Total Oil Composition	0.4-0.8 mL/100g
Myrcene Oil Composition	38%-55%
Humulene Oil Composition	15%-20%
Caryophyllene Oil	6%-10%
Farnesene Oil	0%-1%
Substitutes	Eroica, Galena
Style Guide	Barley Wine, Porter, English Pale Ale, Amber Ale, Honey Ale, Cream Ale, American Lager