Table 2.

Comparison of soil temperatures recorded in Rennes (Oceanic climate) and in Davis (Mediterranean-type climate) during the experiment duration (2016).

	Rennes (°C), Oceanic climate	Davis (°C), Mediterranean-type climate	Difference (°C)
Average temperature	18.1 ± 5.3	23.7 ± 7.6	5.6
Average minimum temperature	12.8 ± 3.3	14.4 ± 2.3	1.6
Average maximum temperature	25.9 ± 3.9	34.7 ± 3.4	8.8
Minimum temperature recorded	4.0	9.1	5.1
Maximum temperature recorded	33.3	39.8	6.5
Average thermal amplitude on 24 h	13.2 ± 4.2	20.4 ± 2.5	7.2
Minimum thermal amplitude on 24 h	4.3	13.2	8.9
Maximum thermal amplitude on 24 h	25.4	24.8	0.6

Averages are expressed ± standard deviation.