The most characteristic of the vineyard soils are derived molasses pudding and more or less altered by erosion. The soil varies rapidly in texture and depth according to the state of decomposition of detrital formations: sandy limestone, clay, sand, pebbles. Conglomerates and sandstones give light, well drained soils.
The soils of the terraces are made of clay and gravel and stony soils.
There are four vineyards in the appellation:
- The terroir of Carcassonne northeast: around the towns of Arzens, Alairac and Roulens with altitude terroirs and high and medium ancient terraces of the Aude.
- The terroir of Dominican : northwest of the appellation around the towns of Montreal and Cailhau with altitude terroirs, from mid-slope and hills. The common Villesiscle, the vineyard is planted on rocky terraces.
- The terroir of Razes: southwest of the appellation around common Mazerolles, Brugairolles, Road, Donazac, Lauragel with altitude terroirs, from mid-slope and terraces.
- The terroir of the Belle Aude: southeast of the appellation around common Montclar and Preixans with altitude soils and slope down.
Sol consists of molasses pudding and more or less altered by erosion near the town of Cailhau.