Origin of Ahtanum
Ahtanum is a hop variety that originates from the Yakima Valley in Washington State, United States. It was first cultivated by Yakima Chief Ranches and introduced to the brewing industry in the early 2000s. This hop variety has a lineage that includes both Native American and English hop varieties, which contributes to its unique characteristics.
Characteristics of Ahtanum
Ahtanum is known for its distinct and versatile aroma and flavor profile. It provides a pleasant blend of citrus, floral, and earthy tones. The aroma is typically described as having notes of grapefruit, lemon, and a hint of pine, while the flavor profile often presents itself as mildly spicy and floral with an undertone of earthiness.
Alpha and Beta Acid Content and Oil Composition
Ahtanum’s alpha acid content typically ranges from 5.7% to 6.3%, while its beta acid content falls between 5.0% and 6.5%. The total oil content of Ahtanum is generally around 0.8 to 1.2 mL/100g. The oil composition of Ahtanum is as follows:
- B-Pinene % of total oils: 0.4% to 0.8%
- Myrcene % of total oils: 45% to 55%
- Linalool % of total oils: 0.4% to 0.6%
- Caryophyllene % of total oils: 9% to 12%
- Farnesene % of total oils: 5% to 7%
- Humulene % of total oils: 16% to 20%
- Geraniol % of total oils: 0.1% to 0.3%
- Oil other – % of total oils: 10% to 13%
Beer Styles and Usage
Ahtanum is a versatile hop variety that can be used for both bittering and aroma purposes in brewing. It is particularly well-suited for American-style ales, such as pale ales, IPAs, and amber ales, as well as other styles that benefit from a citrus-forward and slightly earthy character. Ahtanum can be used in various stages of the brewing process, including late boil additions and dry hopping, to contribute its unique aroma and flavor qualities.
Conclusion
In conclusion, Ahtanum is a hop variety that originates from Washington State, offering a distinct blend of citrus, floral, and earthy characteristics. With an alpha acid content of 5.7% to 6.3% and a beta acid content of 5.0% to 6.5%, Ahtanum is well-suited for a variety of American-style ales. The oil composition of Ahtanum contributes to its unique aroma and flavor profile, making it a versatile hop for both moderate bittering and aroma purposes in brewing. Ahtanum’s adaptability in various beer styles and brewing processes makes it a popular choice for homebrewers and commercial brewers alike.
