AhtanumvsSouthern Cross

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

Ahtanum

Aroma

Alpha acid

3.5–6.5%

Beta acid

4–6.5%

Total oil

0.5–1.7 mL

United States

Southern Cross

Dual purpose

Alpha acid

11–14%

Beta acid

5–7%

Total oil

1.2–2 mL

New Zealand

Key differences

When to pick Ahtanum

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

When to pick Southern Cross

  • Higher alpha acid - stronger bittering
  • More essential oils - more intense aroma
  • Versatile - works for both bittering and aroma

Aroma profile and use

Shared aromas

CitrusPineLemon

Only in Ahtanum

GrapefruitGeraniumEarthyFloralCedar

Only in Southern Cross

LimeSpicyTropicalZest

Property

PropertyAhtanumSouthern Cross
Alpha acid3.5–6.5%11–14%
Beta acid4–6.5%5–7%
Co-humulone30–35%25–28%
Total oil0.5–1.7 mL1.2–2 mL
Myrcene45–55%31–55%
Humulene15–22%13–21%
Caryophyllene9–12%5–8%
Farnesene0–1%6–8%
OriginUnited StatesNew Zealand
PurposeAromaDual purpose

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