CalypsovsHydra

Calypso and Hydra are popular dual purpose hops. Below you'll find a comparison of alpha and beta acids, aroma profiles and oil composition.

Calypso

Dual purpose

Alpha acid

12–16%

Beta acid

5–6%

Total oil

1.5–2.5 mL

United States

Hydra

Dual purpose

Alpha acid

10.5–13.7%

Beta acid

6.4–7.9%

Total oil

-

United States

Key differences

When to pick Calypso

  • Higher alpha acid - stronger bittering

When to pick Hydra

  • Higher beta acid - smoother, longer-lasting bitterness
  • More myrcene - pronounced citrus and resinous notes
  • Richer, more complex aroma profile

Aroma profile and use

Shared aromas

LimeCitrusPeach

Only in Calypso

FruityApplePearStone fruit

Only in Hydra

TangerineMandarinZestResinBerryWatermelonRoseApricotTropical

Property

PropertyCalypsoHydra
Alpha acid12–16%10.5–13.7%
Beta acid5–6%6.4–7.9%
Co-humulone38–42%27–28%
Total oil1.5–2.5 mL-
Myrcene30–45%54–55%
Humulene20–35%11–12%
Caryophyllene9–15%8–9%
Farnesene0–1%0–1%
OriginUnited StatesUnited States
PurposeDual purposeDual purpose

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