Southern PromisevsAurum

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

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

Aurum

Aroma

Alpha acid

3.5–5.7%

Beta acid

3.1%

Total oil

0.5–1.7 mL

Germany

Key differences

When to pick Southern Promise

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

When to pick Aurum

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

Aroma profile and use

Shared aromas

HerbalFruityCitrusFloral

Only in Southern Promise

WoodyBerry

Only in Aurum

SpicyMildEarthyNoble

Property

PropertySouthern PromiseAurum
Alpha acid9.5–14.5%3.5–5.7%
Beta acid3.6–5.8%3.1%
Co-humulone20–22%20–23%
Total oil0.7–1.1 mL0.5–1.7 mL
Myrcene21–25%-
Humulene23–27%-
Caryophyllene7–11%-
Farnesene0–1%-
OriginSouth AfricaGermany
PurposeDual purposeAroma

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