| S. macrocarpon | S. macrocarpon | S. scabrum | S. scabrum | |
| Nutrient | % | mg·kg−1 | % | mg·kg−1 |
| N | 2.8 | 2.1 | ||
| P | 0.3 | 0.3 | ||
| K | 3.3 | 5.8 | ||
| Ca | 0.3 | 2.9 | ||
| Mg | 3.2 | 0.3 | ||
| Na | 2.2 | 0.9 | ||
| Fe | 297.9 | 280.5 | ||
| Zn | 79.6 | 52.99 | ||
| Mn | 331.5 | 359.4 | ||
| Cu | 16.1 | 22.4 |