For quality reasons, Chardonnay is the varietal that was selected for replanting Chablis post phylloxera, despite its susceptibility to diseases caused by humidity. Paradoxically, it tends to produce the best grapes in extreme conditions.
The climate of Chablis is most similar to that of
Spring frosts are also very frequent in the Chablis vineyard, this is why the producers had to adopt different techniques to prevent freezing – the use of oil burners, water spaying. These techniques aim at preventing the buds from freezing, which could compromise the whole crop.