Dr. RudivsCitra

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

Dr. Rudi

Dual purpose

Alpha acid

10–12%

Beta acid

7–8.5%

Total oil

1.3–1.6 mL

New Zealand

Citra

Dual purpose

Alpha acid

10–15%

Beta acid

3–4.5%

Total oil

1.5–3 mL

United States

Key differences

When to pick Dr. Rudi

  • Higher beta acid - smoother, longer-lasting bitterness

When to pick Citra

  • Higher alpha acid - stronger bittering
  • More essential oils - more intense aroma
  • More myrcene - pronounced citrus and resinous notes
  • Richer, more complex aroma profile

Aroma profile and use

No shared aromas - the varieties have divergent profiles.

Only in Dr. Rudi

ResinPineLemongrass

Only in Citra

CitrusGrapefruitPeachMelonLimeFloralGooseberryPassion fruitLychee

Property

PropertyDr. RudiCitra
Alpha acid10–12%10–15%
Beta acid7–8.5%3–4.5%
Co-humulone36–39%20–35%
Total oil1.3–1.6 mL1.5–3 mL
Myrcene28–30%60–70%
Humulene33–34%7–13%
Caryophyllene9–11%5–8%
Farnesene0–1%0–1%
OriginNew ZealandUnited States
PurposeDual purposeDual purpose

Related comparisons