Opal

Intensely spicy Huell cultivar with herbaceous flavour components.

Aroma impressions of raw hops

Other (Vanilla)

Aroma in beer

Quality of bitterness
medium
high
very high

Dry-Hop Aroma

Quality of bitterness
medium
high
very high

Pedigree

Opal
Mother
Hallertauer Gold
Father
Ku II/18

Agronomic characteristics

Climate tolerance
low
medium
high
Disease Resistance
low
medium
good
very good
Maturation
early
medium early
medium
medium late
late
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
low
medium
good
very good
Verticillium wilt
low
medium
good
Downy mildew
low
medium
good
Powdery mildew
low
medium
good
Hop aphid
low
medium
good
Two-spotted spider mite
low
medium
good

cultivation areas