Hop Varieties Flashcards
How many hop varieties are currently being grown?
Likely in excess of 250
These varieties are grown in over 25 countries.
What are the two basic groups of hop varieties used in brewing?
- Bittering or high α-acid varieties
- Aroma varieties
What is the primary use of bittering or high α-acid varieties in brewing?
To impart characteristic bitterness to the beer.
What do aroma varieties predominantly impart?
Hop aroma.
What effect does the timing of hop addition have on beer?
It affects their contribution to flavour and aroma.
What happens when hops are added at the start of wort boiling?
They tend to only impart bitterness.
What is dry hopping?
Adding hops during fermentation or maturation to provide aroma.
What term is used for the flavour resulting from late hop additions?
Late hop flavour or aroma.
What characteristics do aroma hops usually possess?
- Mild, pleasant aroma
- Higher polyphenol content
- α-acid values well below 10%
What is the expected α-acid content for bitter varieties?
Above 10%.
What is a dual-purpose hop?
A hop variety that possesses both desirable aroma and good bittering potential.
Which hop variety is known for its aroma but has an α-acid content of almost 14%?
Mosaic.
What are the categories of hops mentioned in the table?
- Bitter
- Bittering
- Bitter/Aroma (Dual purpose)
- Noble
- Aroma
What is the α-acid content for super high α hops?
> 15%.
What is the α-acid content for high α hops?
> 12%.
Name two examples of super high α hops.
- Bravo
- Columbus
Can aroma varieties be used to impart bitterness to beer?
True.
What factors can affect hop variety popularity?
They must benefit brewers, growers, and traders for long-term success.
What might hop breeders, farmers, brewers, and traders look for in hop varieties?
Different characteristics.
