Cahors is a French wine region where the principal grape is Malbec, with small percentages of Tannat and Merlot. Although Malbec is nowadays primarily associated with Argentinian Mendoza region, the grape originated in France, but in the 1950s, it was almost entirely wiped out by frost.

Madiran is a French appellation known for the production of dense red wines that are primarily based on the local Tannat grape with the usual addition of Cabernet Franc (Bouchy), Cabernet Sauvignon, and Fer (Pinenc). Madiran wines are typically dark-ruby, earthy, fruit-forward, and rustic with firm tannins that are mainly present in their youth.

Tannat is a French red-skinned grape primarily associated with south-western France and the Madiran appellation, though it is suggested that it could have Basque origin. This grape typically produces big, bold, and richly-colored tannic red wines with good acidity and excellent aging potential.

Duras is a red wine grape variety native to the Tarn Valley in the southwest of France, particularly associated with the Gaillac wine region. It is known for producing robust and spicy wines with good structure and aging potential. Duras is one of the traditional grape varieties of the Gaillac appellation and has been cultivated in the region for centuries.

Marcillac is a French appellation located in Aveyron department that produces dark red wines almost exclusively from Fer Servadou (Mansois) grapes, though small amounts of Cabernet Sauvignon and Cabernet Franc or other French grapes are occasionally used in the blends.

Mauzac is a white wine grape variety primarily grown in the southwestern regions of France, particularly in the Gaillac and Limoux appellations. This grape is known for its versatility and is used to produce a range of wine styles, including sparkling wines, dry whites, and sweet wines.

Négrette is an old French red grape cultivated around Fronton in the namesake appellation located north of Toulouse. Although there are several theories, the grape's origin has not yet been thoroughly identified. Négrette is a deeply colored grape that produces aromatic and supple wines with medium acidity and low tannins.

White Tursan wines are produced in the namesake region located in the French Gascony. Administratively, the appellation is shared between Gers and Landes regions. The principal grape varieties used in the production of these straw-colored wines are Gros Manseng, Sauvignon Blanc, and Baroque.