Hallertau BlancvsHydra

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

Hallertau Blanc

Aroma

Alpha acid

9–12%

Beta acid

4–7%

Total oil

0.8–2.2 mL

Germany

Hydra

Dual purpose

Alpha acid

10.5–13.7%

Beta acid

6.4–7.9%

Total oil

-

United States

Key differences

When to pick Hallertau Blanc

  • More myrcene - pronounced citrus and resinous notes
  • Aroma-focused - ideal for dry hopping

When to pick Hydra

  • Higher alpha acid - stronger bittering
  • Higher beta acid - smoother, longer-lasting bitterness
  • Versatile - works for both bittering and aroma
  • Richer, more complex aroma profile

Aroma profile and use

No shared aromas - the varieties have divergent profiles.

Only in Hallertau Blanc

PineappleGooseberryWhiteGrapesLemongrassPassion fruitCleanSauvignon

Only in Hydra

CitrusTangerineMandarinZestResinLimeBerryPeachWatermelonRoseApricotTropical

Property

PropertyHallertau BlancHydra
Alpha acid9–12%10.5–13.7%
Beta acid4–7%6.4–7.9%
Co-humulone22–35%27–28%
Total oil0.8–2.2 mL-
Myrcene50–75%54–55%
Humulene0–3%11–12%
Caryophyllene0–2%8–9%
Farnesene0–1%0–1%
OriginGermanyUnited States
PurposeAromaDual purpose

Related comparisons