| Plant parts | Concentration (g·mL−1) | Response index (RI) | ||
| Germination rate (GR) | Germination potential (GP) | Germination index (GI) | ||
| Root | 0.025 | 0.18 | 0.19 | 0.17 |
| 0.050 | −0.09 | −0.12 | −0.13 | |
| 0.075 | −0.21 | −0.42 | −0.32 | |
| 0.100 | −0.51 | −0.63 | −0.62 | |
| Stem | 0.025 | 0.09 | 0.12 | 0.11 |
| 0.050 | −0.18 | −0.26 | −0.21 | |
| 0.075 | −0.66 | −0.84 | −0.75 | |
| 0.100 | −0.81 | −0.95 | −0.90 | |
| Leaf | 0.025 | 0.04 | 0.07 | 0.06 |
| 0.050 | −0.28 | −0.28 | −0.28 | |
| 0.075 | −0.90 | −0.95 | −0.92 | |
| 0.100 | −0.94 | −0.95 | −0.96 | |