HydravsCrystal

Hydra (dual purpose) and Crystal (aroma) serve different purposes. Comparing acids, aromas and character helps pick the right hop.

Hydra

Dual purpose

Alpha acid

10.5–13.7%

Beta acid

6.4–7.9%

Total oil

-

United States

Crystal

Aroma

Alpha acid

2.8–6%

Beta acid

4.5–8.5%

Total oil

0.8–2.3 mL

United States

Key differences

When to pick Hydra

  • Higher alpha acid - stronger bittering
  • More myrcene - pronounced citrus and resinous notes
  • Versatile - works for both bittering and aroma
  • Richer, more complex aroma profile

When to pick Crystal

  • Aroma-focused - ideal for dry hopping

Aroma profile and use

No shared aromas - the varieties have divergent profiles.

Only in Hydra

CitrusTangerineMandarinZestResinLimeBerryPeachWatermelonRoseApricotTropical

Only in Crystal

WoodyFloralGreenFruitySpicyCinnamonNutmegBlack currant

Property

PropertyHydraCrystal
Alpha acid10.5–13.7%2.8–6%
Beta acid6.4–7.9%4.5–8.5%
Co-humulone27–28%20–26%
Total oil-0.8–2.3 mL
Myrcene54–55%30–55%
Humulene11–12%20–30%
Caryophyllene8–9%5–12%
Farnesene0–1%0–1%
OriginUnited StatesUnited States
PurposeDual purposeAroma

Related comparisons