Green BulletvsAhtanum

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

Green Bullet

Dual purpose

Alpha acid

11–15%

Beta acid

6.5–7%

Total oil

1–1.4 mL

New Zealand

Ahtanum

Aroma

Alpha acid

3.5–6.5%

Beta acid

4–6.5%

Total oil

0.5–1.7 mL

United States

Key differences

When to pick Green Bullet

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

When to pick Ahtanum

  • More myrcene - pronounced citrus and resinous notes
  • Aroma-focused - ideal for dry hopping
  • Richer, more complex aroma profile

Aroma profile and use

Shared aromas

PineFloral

Only in Green Bullet

Black currantPlumResinDried

Only in Ahtanum

CitrusGrapefruitGeraniumEarthyCedarLemon

Property

PropertyGreen BulletAhtanum
Alpha acid11–15%3.5–6.5%
Beta acid6.5–7%4–6.5%
Co-humulone38–43%30–35%
Total oil1–1.4 mL0.5–1.7 mL
Myrcene37–39%45–55%
Humulene28–29%15–22%
Caryophyllene9–10%9–12%
Farnesene0–1%0–1%
OriginNew ZealandUnited States
PurposeDual purposeAroma

Related comparisons