Vineyards: these are spread throughout the commune's territory which is located in the French Department of the Gard.
Soil types: sandstone on red clay slopes; gravel an stony soil layer on the plateau.
Climate: typically Mediterranean.
Background: For many centuries the land was mainly dedicated to mixed farming until little by little vine cultivation began to take over, starting at the base of the valley and working upwards to the plateau that overlooks the Cèze valley, to culminate, over the last thirty years; in an unending search for quality. It is the success of this search that was reflected in Saint-Gervais being classified Côtes du Rhône Villages Saint-Gervais in 1974.
Area under cultivation*: 107 hectares, yearly production: 3420 hl; basic yield: 32 hl/hectare.
* Source: harvest statement 2009.
Grape variety mix:
For the reds, Grenache 50% minimum, Syrah and / or Mourvèdre 20% minimum, other grape varieties of the appellation tolerated 20% maximum.
For the rosé, Grenache 50% minimum, Syrah and / or Mourvèdre 20% minimum, other grape varieties tolerated 20% maximum, white grape varieties 20% maximum (Grenache, Clairette, Marsanne, Roussanne, Bourboulenc and Viognier).
For the whites, Grenache white, Clairette white, Marsanne white, Roussanne white, Bourboulenc white, Viognier white, other white grape varieties tolerated 20% maximum.
Minimum alcoholic strength: for the red 12.5%, for the rosé and whites 12%.