Terroir :
Limestone and clay soil, very stony: Hauterivian et Barremian, second stage of the lower Cretaceous, less than 130 million years.

Winemaking :
Each grape variety is aged in barrel separately for 12 months without any racking and just 2-3 stirring of the lees. Clarification and fining are with clay. Light filtration when bottled.

Cépages :
Clairette : 14%
Roussanne : 43%
Marsanne : 43%