Crystal
Crystal is a triploid variety developed from the German aroma hop variety Hallertauer Mittelfrüh with primary contributions from Cascade, Brewer’s Gold and Early Green. Released in 1993 from the USDA breeding program, Crystal has become popular in US craft brewing as a triploid Hallertauer.

Flavour profile

Woody, green, floral and fruity

Ancestry

Half-sister of Mt. Hood and Liberty derived from Hallertau Mittelfrüh and other crosses

Recommended beer styles

Analytical data

Cultivation Area

US

Ancestry

Half-sister of Mt. Hood and Liberty derived from Hallertau Mittelfrüh and other crosses

Alpha Acids (%)

4.0 – 6.0%

Beta Acids (%)

5.0 – 6.7 %

Alpha/Beta Ratio

Cuhomulone (% of alpha acids)

20-26%ofalphaacids

Total Oils (ml/100g)

0.8 – 2.1ml/100g

Oil Concentration (microlitres of oil/g alpha)

Myrcene (% of whole oil)

40-65% of total oil

Linalool (% of whole oil)

Caryophyllene (% of whole oil)

4-8% of total oil

Farnesene (% of whole oil)

<1% of total oil

Humulene (% of whole oil)

18-24% of total oil

Selinene (% of whole oil)

Humulene/Caryophllene Ratio