Southern TropicvsBelma

Southern Tropic (bittering) and Belma (dual purpose) serve different purposes. Comparing acids, aromas and character helps pick the right hop.

Southern Tropic

Bittering

Alpha acid

12.6–18.1%

Beta acid

5–6.5%

Total oil

-

South Africa

Belma

Dual purpose

Alpha acid

8.5–12.1%

Beta acid

4–8%

Total oil

1–2.5 mL

United States

Key differences

When to pick Southern Tropic

  • Higher alpha acid - stronger bittering
  • Bittering workhorse - efficient in the mash
  • Richer, more complex aroma profile

When to pick Belma

  • More myrcene - pronounced citrus and resinous notes
  • Versatile - works for both bittering and aroma

Aroma profile and use

Shared aromas

MelonPineappleCitrus

Only in Southern Tropic

TroicalGuavaButterscotchLemongrassCoconutPungentBubblegum

Only in Belma

OrangeStrawberryGrapefruitBerryTropical

Property

PropertySouthern TropicBelma
Alpha acid12.6–18.1%8.5–12.1%
Beta acid5–6.5%4–8%
Co-humulone26–30%-
Total oil-1–2.5 mL
Myrcene19–46%65–68%
Humulene14–40%-
Caryophyllene6–14%-
Farnesene8–11%-
OriginSouth AfricaUnited States
PurposeBitteringDual purpose

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