| Stress sublethal | Conc. Sublethal (%) | Stress lethal | Lethal Conc. (%) |
| Thyme | 0.0125* | Oregano | 0.18* |
|
| 0.0125 | Nutmeg | 0.36 |
| Oregano | 0.0125* | Thyme | 0.18* |
|
| 0.0125 | Nutmeg | 0.36 |
| Nutmeg | 0.025* | Thyme | 0.18* |
|
| 0.025 | Oregano | 0.18 |