Coffee 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.
Coffee
Rubber
| Measure | Coffee | Rubber |
|---|---|---|
| Season | Perennial | Perennial |
| Sowing window | Jun–Jul (planting) | Jun–Jul (planting) |
| Days to harvest | 3–4 yr to bear | 6–7 yr to tap |
| Spacing | 2.5 × 2.5 m | 4.9 × 4.9 m |
| Soil pH | 6.0–6.5 | 4.5–6.0 |
| Water | 1500–2000 | 2000–3000 |
| Temperature °C | 15–28 | 25–34 |
| Seed rate | 1,600 plants | 420 plants |
| Yield | 1–1.5 t clean | 1.5–2 t dry rubber |
| Watch for | White stem borer, leaf rust | Abnormal leaf fall, pink disease |