As far back as the 13th Century, wine was being made in the ‘Chianti Mountains’ around Florence. The merchants in the towns of Castellina, Gaiole and Radda formed the ‘League of Chianti’ to promote their wines. By 1716, these three towns along with the town of Greve, were decreed by Cosimo III de Medici, Grand Duke of Tuscany, as the only official recognized producers of Chianti. They had an official area but what was now needed was an official blend.
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Over time, the blend changed to include another Tuscan white varietal, Trebbiano Toscano. In France, this varietal is known as Ugni Blanc and is used in the production of Cognac. After World War II, the market called for more inexpensive wines and the percentage of Trebbiano Toscano slowly increased diluting the quality of Chianti. Add to that increased plantings of a Sangiovese clone from Romagna, and Chianti lost a great deal of its original character.
In 1932, the Chianti region was re-drawn and divided into 7 areas. Classico, Colli Aretini, Colli Fiorentini, Colli Senesi, Colline Pisane, Montalbano, and Rufina. Many of the villages that were now in the new Classico area, added ‘in Chianti’ to their name such as Greve in Chianti, Radda in Chianti, Gaiole in Chianti and Castellina in Chianti. Starting in 1967, with the granting of DOC status, these wines began their return to quality. They became DOCG’s in 1984.
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Besides geographical differences, the two wines have different compositions. Chianti DOCG may be 70-100% Sangiovese with a max of 10% white varietals, max 10% Canaiolo and the balance red varietals grown in the area. The percentage of Cabernet Sauvignon and Cabernet Franc may not exceed 15%. Chianti Classico DOCG is min 80% Sangiovese with the balance red varietals grown in the area. Since 2006, white varietals are no longer permitted in the blend.
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I hope that you all go out now and try a variety of Chianti Classico’s and Chianti’s. There are great values out there and they’re not the same wines that were once sold in the fiasco.