Cluster is one of the oldest hop varieties grown in the United States and until the late 1970s, accounted for the majority of the country’s hop acreage. Its pedigree is unknown, however hybridization of imported varieties and indigenous male hops has been suggested. Cluster is an excellent dual purpose hop and is often used in the reproduction of historical beverage styles.
Aroma: Specific aroma descriptors include floral, earthy and sweet fruit.
Possible substitutions include Galena, Eroica
| Alpha Acid | 6 - 9% |
| Beta Acid | 4 - 6% |
| Co-humulone | 36 - 41% |
| Total Oil | 0.5 - 1 mL/100g |
| B-Pinene | 0.5 - 0.7% of total oil |
| Myrcene | 38 - 46% of total oil |
| Linalool | 0.4 - 0.8% of total oil |
| Caryophyllene | 8 - 10% of total oil |
| Farnesene | < 1.0% of total oil |
| Humulene | 15 - 20% of total oil |
| Geraniol | 0.6 - 0.9% of total oil |