Giant Swamp Taro vs Watercress
Both are Aquatic. 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.
Giant Swamp Taro
Watercress
| Measure | Giant Swamp Taro | Watercress |
|---|---|---|
| Season | Perennial | Perennial |
| Sowing window | Jun–Jul | Sep–Oct |
| Days to harvest | 18–24 mo | 50–70 |
| Spacing | 150 × 150 cm | 20 × 15 cm |
| Soil pH | 5.5–7.0 | 6.5–7.5 |
| Water | Marshy | Flowing water |
| Temperature °C | 22–32 | 10–20 |
| Seed rate | Suckers | Cuttings |
| Yield | 20–35 t | 20–30 t |
| Watch for | Leaf blight, corm rot | Leaf spot, aphid |