BREWING.IT/ hops

HBC 638

Citrus-forward, with tropical fruit and stone fruit.

Origin🇺🇸United States

Flavor profile

CitrusTropical FruitStone FruitBerryFloralSpiceHerbalGrassyResin / Pine
0-5 scale. 0s mean no aroma values available.
  • Citrus4
  • Tropical fruit3
  • Stone fruit2
  • Herbal2
  • Pine and resin1
Alpha acid
13.0–16.0%
Main source of bitterness — isomerizes over the boil to set IBU.
Beta acid
4.0–6.0%
Contributes aroma and slow-aging bitterness; not isomerized in the boil.
α : β ratio
2.9 : 1
How bitterness ages — ~1:1 is common in aroma varieties.
Cohumulone
28%
Share of alpha as cohumulone — lower reads as a smoother bitterness.
Total oil
3.0 mL/100g
Total essential oil — the bulk indicator of aroma intensity.

What to substitute for HBC 638

Common questions

What can I substitute for HBC 638?
Sultana, Sorachi Ace, and Ekuanot — the closest by flavor and alpha acid.
What does HBC 638 taste like?
Citrus-forward, with tropical fruit and stone fruit.
What is HBC 638's alpha acid?
13.0–16.0%
Brew with HBC 638
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