Carménère

The story

In January 1994, two lifelong vineyard supervisors at Viña Carmen in Chile's Maipo Valley — Humberto Jara and Daniel Poblete — noticed that vines in a block labeled Merlot had leaves slightly too yellowish, too round, too smooth. They flagged it, and 'only planted the doubt.' Ten months later, on 24 November 1994, French ampelographer Jean-Michel Boursiquot of Montpellier, in Santiago for the VI Latin American Congress of Viticulture and Enology, walked those rows and recognized the leaves and twisted stamens of Carménère — Bordeaux's sixth red grape, documented as 'Carmeynere' in Bergerac as far back as 1784, a Cabernet Franc × Gros Cabernet cross that post-phylloxera Bordeaux had abandoned for its miserable yields (Guyot counted 6 barrels per hectare in 1868 against Cabernet Sauvignon's 12) and chronic coulure. Roughly half of 'Chilean Merlot' turned out to be this other grape, imported among Bordeaux cuttings in the 1850s and picked interchangeably for 140 years. Viña Carmen's winemaker Álvaro Espinoza then made the defining gamble: rather than keep quietly blending it as Merlot, he bottled it honestly in 1996 — as 'Grande Vidure,' the old Médoc synonym, because Chile's Ministry of Agriculture did not legally recognize 'Carménère' until 1998 — and won a gold medal in Canada the next year. Chile now farms the world's largest recognized planting (~10,000 ha) and celebrates 24 November as Carménère Day. The same identity confusion repeated elsewhere: Italy's Veneto grew it for a century as 'Cabernet franc italiano,' New Zealand's Matakana district planted it as Cabernet Franc, and China has grown it since 1892 as 'Cabernet Gernischt.'

Insider story

The insider version inverts the fairy tale. A January 2024 investigation by Álvaro Tello (WIP.cl) argues Carménère never went extinct at all: Daurel wrote in 1892 that it was abandoned for being unproductive and prone to shedding fruit — Pellicot in 1876 had actually rated it MORE phylloxera-resistant than many French varieties — a 1968 Gironde census still counted ~10 ha standing, and California's Guenoc Winery had petitioned the US authorities and was selling a legally recognized varietal 'Carmenere' by 1993, a full year before Chile's celebrated rediscovery. 'Extinct' was the marketing gloss on a mundane commercial decline. Bordeaux quietly kept the flame anyway: Château Clerc Milon farms a plot planted in 1947 — the appellation system's oldest — at ~1% of its blend, with an in-house nursery built to preserve the material, while Château Carmenère (Queyrac, founded 2006), Château le Geai and Château Recougne make the revival a small but genuine multi-estate movement. Italy ran the same mistaken-identity plot with a different villain: Ca' del Bosco's 'Cabernet Franc,' acquired in 1990, was outed as Carménère by the Università Cattolica del Sacro Cuore in 1996; labeling law forced the 1997 debut down to table wine, and the resulting 'Carmenero' wears a wolf shedding a lambskin on its label. Even the founding moment is unstable — Boursiquot's exclamation exists in two different versions across Chilean accounts. And the next identity fight is already live: China's 'Cabernet Gernischt,' planted since 1892, is DNA-matched to Carménère at tested Changyu sites but has elsewhere tested as true Cabernet Franc.

Technical deep dive

Everything follows from one number: Carménère needs about 4–5 weeks longer than Merlot to ripen — corroborated independently in English, German and Spanish sources — so in Chile it is picked last, in April–May, typically 2–3 weeks after Cabernet Sauvignon. Picked early, it is dominated by IBMP (3-isobutyl-2-methoxypyrazine): Belancic & Agosin (AJEV, 2007) measured 5.0–44.4 ng/L in Chilean Carménère, 'substantially exceeding' typical Cabernet Sauvignon, and found IBMP is driven more by clone and the season's climate than by terroir — and falls as ripening progresses, making picking date the winemaker's main lever. Fully ripe, the pyrazine register integrates into spice, black pepper and tobacco leaf; VIVC's own passport tags the variety 'herbaceous.' In the vineyard it is low-yielding (Guyot, 1868: ~6 barrels/ha vs 12 for Cabernet Sauvignon) and notoriously coulure-prone in cool, damp springs; German sources add powdery-mildew and leafroll-virus susceptibility. Ampelography per Galet/Robinson via German Wikipedia: open shoot tips with white-rosy colouring, large five-lobed leaves with lyrate petiolar sinuses, small loose clusters of blue-black berries. The style splits by origin: Chile's warm valleys (Peumo's deep, stone-free, water-secure soils; Apalta) give the soft, velvety-tannin, medium-bodied international benchmark, while the cooler Veneto yields 'grande spalla acida... notevole tannicità' — firm, high-acid wines that blind-taste toward cool-climate Cabernet Franc, the very grape Italy confused it with. Excess heat pushes sugar past tannin ripeness into hot, unbalanced wines; late rain or irrigation amplifies the green. Oak: Purple Angel sees 18 months in French oak, 70% new; consensus says drink most bottlings young (German Wikipedia cites 3–4 years in French/American oak for typical wines), but Wine Spectator's drinking window on Clos Apalta 2021 runs to 2040.

Industry secrets

Bordeaux never outlawed it: all five cahiers des charges — Pauillac, Médoc, Haut-Médoc, Margaux, Saint-Julien — and carmenère N sits in every encépagement list among the six traditional reds, with no percentage rule, plus a quiet privilege: 5 buds per cane under the taille médocaine (versus 4 for Cabernet Sauvignon, Merlot, Cot and Petit Verdot), an allowance shared only with Cabernet Franc. What vanished was planting, not permission. Chile, which owns the grape's image, has no European-style DO restriction at all — the variety grows from Limarí to Ñuble, and SAG only legally recognized it in 1998. Italy entered it in the national variety register in 1996 and now names it in 23 DOC/DOCG designations; the oft-repeated 85% minimum for Piave and Colli Berici Carmenère DOCs is reported but not yet confirmed from the disciplinare texts. The trade's favourite statistic — 'Chile has 95% of the world's Carménère' — is shakier than it sounds: sources give 80%, 95% and 96%, and one German figure puts China at 11,300 ha of DNA-equivalent 'Cabernet Gernischt' against a 22,500 ha world total, implying the stat only holds if China's vines are counted under their local name. Chile's own census slipped from 10,219.62 ha (Catastro 2022) to 9,962.7 ha (Catastro 2023). And Italy's real map is nothing like the story: 1,074 ha spread across nearly every region, with Sicilia (16%) and Puglia (12%) right behind Veneto (20%).

For collectors

More red grapes

• Casavecchia
• Castelão
• Catawba
• Cesanese
• Chambourcin