Cinchona vs Rubber
Both are Plantation. Each axis is a percentile across all 538 crops — 80 means higher than four-fifths of the table. Where an axis is missing, the crop genuinely is not measured that way.
Cinchona
Rubber
| Measure | Cinchona | Rubber |
|---|---|---|
| Season | Perennial | Perennial |
| Sowing window | Jun–Jul | Jun–Jul (planting) |
| Days to harvest | 8–12 yr | 6–7 yr to tap |
| Spacing | 2 × 2 m | 4.9 × 4.9 m |
| Soil pH | 4.5–6.0 | 4.5–6.0 |
| Water | 1800–3000 | 2000–3000 |
| Temperature °C | 15–25 | 25–34 |
| Seed rate | Nursery | 420 plants |
| Yield | 2–4 t | 1.5–2 t dry rubber |
| Watch for | Root rot, leaf spot | Abnormal leaf fall, pink disease |