Marco PolovsSterling
Marco Polo (dual purpose) and Sterling (aroma) serve different purposes. Comparing acids, aromas and character helps pick the right hop.
Marco Polo
Alpha acid
12–13%
Beta acid
4.5–5.5%
Total oil
-
China
Sterling
Alpha acid
5.5–8.5%
Beta acid
4–6%
Total oil
1–2 mL
United States
Key differences
When to pick Marco Polo
- Higher alpha acid - stronger bittering
- More myrcene - pronounced citrus and resinous notes
- Versatile - works for both bittering and aroma
When to pick Sterling
- Aroma-focused - ideal for dry hopping
Aroma profile and use
No shared aromas - the varieties have divergent profiles.
Only in Marco Polo
GooseberryOreganoElderflower
Only in Sterling
NobleHerbalSpicyFloral
Property
| Property | Marco Polo | Sterling |
|---|---|---|
| Alpha acid | 12–13% | 5.5–8.5% |
| Beta acid | 4.5–5.5% | 4–6% |
| Co-humulone | 30–35% | 22–28% |
| Total oil | - | 1–2 mL |
| Myrcene | 40–50% | 35–45% |
| Humulene | 15–25% | 16–18% |
| Caryophyllene | 8–12% | 5–8% |
| Farnesene | 0–1% | 15–19% |
| Origin | China | United States |
| Purpose | Dual purpose | Aroma |