Malbec (Côt)
Vitis vinifera L.
A grape from Cahors that became Argentina's signature red.
confirmed by DNA markers (VIVC)
Where Malbec (Côt) comes from and grows
Country of origin as given by VIVC. Regions are those where the atlas sources mention the variety; not a complete list of where it grows.
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Family
VIVC lists Malbec under the prime name Cot, with Magdeleine Noire des Charentes and Prunelard as parents confirmed by markers.1 Magdeleine Noire des Charentes, a previously unknown variety named in a 2009 study, is also a parent of Merlot, so the two varieties share a parent.2 VIVC records 194 synonyms for Cot, including Auxerrois.1
France
Côt, also known as Malbec, originated in Cahors.3 The Cahors appellation rules state that Cot is very predominantly present in its wines.4 It is one of the six principal varieties for red Bordeaux.5 In the Loire it is grown mainly in Touraine and Anjou.3
Argentina
In 2022 Argentina had 46,565 hectares of Malbec, 22.5% of its vineyard area, and the area grew by 50% between 2010 and 2022.6 Mendoza holds 39,463 hectares of it, 84.7% of the national total.6
Other names
Examples of synonyms recorded in VIVC: Auxerrois, Agreste, Aneroir, Ausseres, Auxerrais.1
Around the world
In 2023 it covered 60,412 hectares of bearing vineyards worldwide, ranking 14 of 1497 varieties in the database.7
The largest area is in Argentina: 46,540 ha (77% of the world total), across 20 countries.7
Between 2000 and 2023 its area grew by 130%.7
Area, 2023
Regions
Sources
- VIVC passport data: COT. Julius Kühn-Institut (JKI), Geilweilerhof, accessed 2026-10-14. level 2 · checked 2026-10-13
- Parentage of Merlot and related winegrape cultivars of southwestern France: discovery of the missing link (Boursiquot et al., Australian Journal of Grape and Wine Research 15(2):144-155, doi:10.1111/j.1755-0238.2008.00041.x). AGRIS / FAO record of the article, 2009. level 3 · checked 2026-10-13
- Côt. InterLoire (Vins de Loire), accessed 2026-10-14. level 4 · checked 2026-10-13
- Cahors AOP: document unique / cahier des charges (eAmbrosia attachment). European Commission, eAmbrosia, accessed 2026-10-14. level 1 · checked 2026-10-13
- Cahier des charges de l'appellation d'origine contrôlée « Bordeaux ». INAO, 2023. level 1 · checked 2026-10-13
- Informe de Variedades: Malbec, Argentina (datos 2022). Instituto Nacional de Vitivinicultura (INV), Argentina, 2023. level 1 · checked 2026-10-13
- Database of Regional, National and Global Winegrape Bearing Areas by Variety, 2000 to 2023. Anderson K., Nelgen S., Puga G. Wine Economics Research Centre, University of Adelaide (CC BY 4.0), 2026. level 3 · checked 2026-10-13