AurumvsSouthern Promise

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

Aurum

Aroma

Alpha acid

3.5–5.7%

Beta acid

3.1%

Total oil

0.5–1.7 mL

Germany

Southern Promise

Dual purpose

Alpha acid

9.5–14.5%

Beta acid

3.6–5.8%

Total oil

0.7–1.1 mL

South Africa

Key differences

When to pick Aurum

  • Aroma-focused - ideal for dry hopping
  • Richer, more complex aroma profile

When to pick Southern Promise

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

Aroma profile and use

Shared aromas

FruityFloralHerbalCitrus

Only in Aurum

SpicyMildEarthyNoble

Only in Southern Promise

WoodyBerry

Property

PropertyAurumSouthern Promise
Alpha acid3.5–5.7%9.5–14.5%
Beta acid3.1%3.6–5.8%
Co-humulone20–23%20–22%
Total oil0.5–1.7 mL0.7–1.1 mL
Myrcene-21–25%
Humulene-23–27%
Caryophyllene-7–11%
Farnesene-0–1%
OriginGermanySouth Africa
PurposeAromaDual purpose

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