Onion vs Swiss Chard
Both are Vegetable. 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.
Onion
Swiss Chard
| Measure | Onion | Swiss Chard |
|---|---|---|
| Season | Rabi · Kharif | Rabi |
| Sowing window | Oct–Nov, Jun–Jul | Sep–Oct |
| Days to harvest | 120–150 | 55–70 |
| Spacing | 15 × 10 cm | 40 × 25 cm |
| Soil pH | 6.0–7.5 | 6.0–7.5 |
| Water | 350–550 | 400–600 |
| Temperature °C | 13–25 | 10–24 |
| Seed rate | 8–10 kg | 6–8 kg |
| Yield | 25–35 t | 25–35 t |
| Watch for | Thrips, purple blotch, basal rot | Leaf spot, aphid |