Supplementary data

Night type Group name Temperature level Warm nights CI-2 18°C < CI Cool night index Temperate nights CI-1 14 °C < CI ≤ 18°C (CI, ° Celsius) Cool nights CI+1 12°C < CI ≤ 14°C Cold nights CI+2 CI ≤ 12°C Table 1. CI index (Tonietto, 1999)

Climate Type Name Value Cold HI-3 HI ≤ 1500 Cool HI-2 1500 < HI ≤ 1800 Heliothermal indexTemperate HI-1 1800 < HI ≤ 2100 (HI, ° Celsius) Relatively warm HI+1 2100 < HI ≤ 2400 Warm HI+2 2400 < HI ≤ 3000 Hot HI+3 3000 < HI Table 2. HI index (Huglin, 1978).

Climate type Name Value Wet DI-2 150 < DI Dryness indexSlightly wet DI-1 50 < DI ≤ 150 (DI, mm) Relatively dry DI+1 -100 < DI ≤ 50 Very dry DI+2 DI ≤ -100 Table 3. DI index (Tonietto and Carbonneau, 2004).

%

Rootstock Limestone CPI Fercal >60 120 140 Ru 50-60 90 333 EM 50-60 70 41 B 50-60 60 161-49 C 40-45 60 RSB 1 40-45 50 420 A 40-45 40 SO 4 35 30 P.1103 30 30 110 R ND 30 Gravesac ND 20 Rupestris du

Lot 25 20 3309 C 15-25 10 101-14 MG 15-25 10 Riparia

Gloire 1 5

Table 4. Rootstocks and CPI values (Reynier, 1991). VARIETY NAME COUNTRY P Expert #1 P Expert #2 JURANCON NOIR N FRANCE 0.5 0.5 KADARKA N HUNGARY 1 0.5 KERNER B GERMANY 0.5 0.5 MANSENG NOIR N FRANCE 0.5 0.5 MERLOT BLANC B FRANCE 0.1 0.5 MONDEUSE N FRANCE 1 0.5 MULLER-THURGAU B GERMANY 0.5 0.5 ONDENC B FRANCE 0.5 0.5 PINOT NOIR FRANCE 1 1 PETIT MESLIER B FRANCE 0.5 0.5 PINEAU D'AUNIS N FRANCE 0.5 0.5 PINOTAGE N SOUTH AFRICA 0.5 0.5 ROUPEIRO B PORTUGAL 0.5 0.5 SAUVIGNONASSE B ITALY 0.5 0.5 SEYVAL BLANC B FRANCE 0.5 0.5 SULTANINE B TURKEY 0.1 0.5 CABERNET SAUVIGNON FRANCE 1 1 TERRET NOIR N FRANCE 0.1 0.5 UGNI BLANC B FRANCE 0.5 0.5 VELTLINER FRUHROT RS AUSTRIA 0.5 0.5 VELTLINER ROT N AUSTRIA 0.5 0.5 VIDAL BLANC B SUEDE 0.5 0.5 ZWEIGELT BLAU N AUSTRIA 0.5 0.5 AGIORGITIKO N GREECE 1 1 AGLIANICO N ITALY 1 1 ALCANON B SPAIN 0.5 1 ALEATICO N ITALY 1 1 ALIGOTE B FRANCE 1 1 Table 5. Partial view of 28 of the 661 grape varieties.