Cabernet Sauvignon, Merlot, Cabernet Franc

History and terroir: a cross born in Bordeaux

Cabernet Sauvignon originated in south-western France, in the Bordeaux area. Genetic analyses have established that it is a natural cross between Cabernet Franc, a red grape variety, and Sauvignon Blanc, a white grape variety. From this lineage, it inherits a particularly successful combination: Cabernet Franc brings aromatic finesse and freshness, while Sauvignon Blanc contributes the typical herbal nuances and lively acidity.

Its international spread is linked to one decisive quality: adaptability. Its thick skin protects the berries from moderate rainfall and rot, while its relatively late ripening makes it suitable for areas with long, sunny autumns. However, it is not an easy grape: when planted in areas that are too cold or damp, it may fail to ripen fully, producing harsh tannins, sharp acidity and dominant vegetal notes. It performs at its best where it receives sufficient warmth without losing diurnal temperature variation and nighttime freshness.

The wine's character: tannin, dark fruit and longevity

A well-made Cabernet Sauvignon is recognised first and foremost by its structure. Its colour is generally deep ruby, often with violet hues in youth. On the nose, blackcurrant, blackberry, blueberry, dark plum and black cherry emerge, joined by violet, mint, eucalyptus, bay leaf, tobacco and graphite. In some regions, the mineral character may recall a sharpened pencil or wet stone, without this necessarily meaning that minerals are literally present in the wine.

On the palate, it is dry, full-bodied, tannic and usually supported by good acidity. Ageing in barriques or oak casks can add cedar, vanilla, cocoa, roasted coffee, cloves and smoke. The oak should accompany the fruit rather than cover it: a Cabernet dominated by toastiness loses precision and drinkability. The best examples age extremely well, developing leather, forest floor, truffle, pipe tobacco and balsamic notes over the years. Simpler wines, on the other hand, are enjoyable when young and focus primarily on the clarity of the fruit.

The main regions: Bordeaux, Italy and the New World

In Bordeaux, Cabernet Sauvignon is the leading grape especially on the left bank of the Garonne, in appellations such as Médoc, Haut-Médoc, Margaux, Saint-Julien, Pauillac and Saint-Estèphe. Here, gravelly soils made up of pebbles and sand, with clay in the subsoil, retain heat and promote drainage. The grape is almost always blended with Merlot, Cabernet Franc, Petit Verdot or Malbec. Merlot rounds out the mid-palate and makes the wine more approachable, while Cabernet provides backbone, freshness and ageing potential.

In Italy, Cabernet Sauvignon has found important exponents in Tuscany, Friuli-Venezia Giulia, Veneto, Trentino-Alto Adige and Sicily. On the Tuscan coast, particularly in the Bolgheri area, the Mediterranean climate moderated by the sea and variable soils of clay, sand, gravel and alluvial deposits allow for ripe yet balanced wines. In Friuli and Alto Adige, where nights can be cooler, the profile tends to be more taut, aromatic and vegetal. In the New World, Napa Valley, Coonawarra, Maipo Valley, Stellenbosch, Mendoza and Hawke's Bay express different versions: from California's sun-drenched richness to Australia's minty finesse, through to the freshness of high-altitude Andean vineyards.

Climate, soil and winemaking: why it varies so much

Cabernet Sauvignon is an excellent expression of terroir. In a cool climate, it retains acidity, develops aromas of currant, blueberry and green bell pepper, and shows firmer tannins. In a moderate climate, it often achieves the most classic balance: ripe dark fruit, aromatic herbs, deep structure and well-integrated alcohol. In very warm areas, it can produce opulent wine, with blackberry jam, chocolate and sweet tannins, but risks losing tension and definition.

Gravelly, well-draining soils are traditionally highly favourable because they prevent waterlogging and aid ripening. Clay, when well managed, can be useful in dry climates because it retains water and limits vine stress. In the cellar, maceration on the skins extracts colour, tannin and aromatic compounds: timing, temperatures and pump-overs determine the final style. Measured winemaking produces elegant wines; overly forceful extraction can result in dryness and hardness. For this reason, it is important not to judge a Cabernet solely by its power: balance and precision matter more than concentration.

How to choose, serve and store Cabernet Sauvignon

To choose well, it helps to consider the occasion first. A young Cabernet, with lively fruit and restrained oak ageing, suits an informal dinner with grilled meat or gourmet burgers. A wine from a cool region can be ideal with herb-roasted meats, mushrooms and game birds. A more evolved, complex Cabernet that has been aged for a long time, on the other hand, deserves a significant dish and an unhurried table. The vintage has a major impact, especially in cooler regions: warm harvests tend to bring roundness, while cooler ones offer greater drive and more pronounced vegetal character.

Temperature is essential: 16-18 °C is the ideal range. At 20-22 °C, the alcohol becomes too pronounced and the tannins seem more aggressive; below 15 °C, the wine closes up, becoming rigid and less expressive. A large glass for structured reds allows the aromas to open up. Young, concentrated Cabernets often benefit from about an hour in a decanter; for mature bottles, however, I prefer a gentle decant immediately before serving, especially to separate any sediment. Once opened, the wine should be protected from oxygen and kept cool: the following day, it may show an even more harmonious profile.

Frequently asked questions