| Temperature (˚C) | ||||||
| Species | 18 | 21 | 24 | 27 | 27/15 | 24/18 |
| Sage | 9c | 13b | 17a | 18a | 14b | 14b |
| Lemon balm | 7d | 9c | 10b | 12a | 8c | 9c |
| Cilantro | 17b | 17b | 20a | 19ab | 21a | 19a |
| Rocket | 8b | 10ab | 10ab | 12a | 12a | 10ab |
| Basil | 8e | 9de | 14b | 18a | 13c | 10d |
| Rosemary | 4e | 5de | 8ab | 9a | 7bc | 6cd |
| Oregano | 7c | 8b | 11a | 11a | 11a | 9b |
| Thyme | 9b | 9b | 11b | 11b | 12b | 15a |
| Mean | 8d | 10cd | 13ab | 14a | 12ab | 11bc |