The red variety comes from France, Synonyms are Bourdalès, Franc Noir, Gamay de Châtillon, Gamay Groslot, Grolleau de Cinq-Mars, Grolleau des Mahe, Grolleau de Touraine, Grolleau de Tours, Grolleau de Tours, Groslot, Groslot de Vallères, Groslot Noir, Moinard and Pineau de Saumur , Despite seemingly suggestive synonyms, she must not with the varieties Gamay or Gascon (Franc Noir). According to done in 2004 DNA analysis it is one of the many direct descendants of the variety Gouais blanc; the second parent is unknown. color mutations are Grolleau Blanc (without meaning) and Grolleau Gris,
After A. Bouchard, the variety was in 1810 by a winemaker named Lothion in the municipality Mazières-de Touraine west of Tours in today's area Touraine planted. The high yielding vine is prone to Flavescence dorée and Black spots disease, It produces bright red, acidified wines and is mainly used for the production of rosé wines. It is mainly at the Loire grown where they are in the rosé wines of the appellations Anjou (Capitals), Saumur and Touraine is allowed. In 2010, the variety only covered 2,350 hectares in France; By the end of the 1950s, it had been over 28,000 hectares.
Source : Wine Grapes / J. Robinson, J. Harding, J. Vouillamoz / Penguin Books Ltd. 2012
Images : Ursula Brühl, Julius Kühn Institute (JKI), Federal Research Center for Cultivated Plants,
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