ColumbiavsSouthern Tropic

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

Columbia

Dual purpose

Alpha acid

5–9%

Beta acid

3–4%

Total oil

1–2 mL

United States

Southern Tropic

Bittering

Alpha acid

12.6–18.1%

Beta acid

5–6.5%

Total oil

-

South Africa

Key differences

When to pick Columbia

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

When to pick Southern Tropic

  • Higher alpha acid - stronger bittering
  • Higher beta acid - smoother, longer-lasting bitterness
  • Bittering workhorse - efficient in the mash
  • Richer, more complex aroma profile

Aroma profile and use

Shared aromas

PineappleCitrusPungent

Only in Columbia

LemonNoble

Only in Southern Tropic

MelonTroicalGuavaButterscotchLemongrassCoconutBubblegum

Property

PropertyColumbiaSouthern Tropic
Alpha acid5–9%12.6–18.1%
Beta acid3–4%5–6.5%
Co-humulone40%26–30%
Total oil1–2 mL-
Myrcene45–55%19–46%
Humulene15–19%14–40%
Caryophyllene9–12%6–14%
Farnesene3–5%8–11%
OriginUnited StatesSouth Africa
PurposeDual purposeBittering

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