Opal
Intensely spicy Huell cultivar with herbaceous flavour components.
Aroma impressions of raw hops
Other (Vanilla)
Aroma in beer
Quality of bitterness
Dry-Hop Aroma
Quality of bitterness
Pedigree
Opal
Mother
Hallertauer Gold
Father
Ku II/18
Agronomic characteristics
Climate tolerance
Disease Resistance
Maturation
Yield potential (kg/ha)
1950
Footage
Breeding information
Variety type
Breeding variety
Group
A
Variety code
OPL
Launch
2004
Plant variety protection
Yes
Type of variety protection
D
Breeder
Hop Research Center Huell
Pedigree
Hallertauer Gold x Ku II/18
Master number
87/024/056
Year of crossing
1986
Regional information
cultivation areas worldwide
Germany, Belgium
cultivation areas Germany
Hallertau, Tettnang, Spalt
Acreage in Germany (ha)
135
Chemical data
α-acids (%)
7.2
β/α-ratio
0.7
Cohumulone (% relative of α-acids)
15
Polyphenols (%)
4
Polyphenols/α-ratio
0.5
Xanthohumol (%)
0.41
Xanthohumol/α-ratio
0.055
Total oil (ml/100g)
1.3
Caryophyllene/humulene-ratio
0.38
Farnesene (mg/100g)
<0,5
Linalool (mg/100g)
9
Linalool/α-ratio
1.2
Health
Disease Resistance
Verticillium wilt
Downy mildew
Powdery mildew
Hop aphid
Two-spotted spider mite