The winegrowing region is located in the south Argentina
between the Pampa and Patagonia and includes parts of the provinces of La Pampa, Neuquén and Rio Negro. With apple and pear trees planted on approximately 50,000 hectares, the two provinces of Rio Negro and Neuquén are considered to be Argentine fruit. The vineyards cover with 5.500 hectares of vineyards. With an average altitude of 300 meters, they are the lowest in Argentina. They lie on the banks of the rivers Rio Negro, Limay and Neuquén, which provide the water for the artificial due to the great drought irrigation
deliver. At the beginning of the 20th century, the Neuquén was dammed, creating a very fertile valley about 120 kilometers long and eight kilometers wide. The region is divided into the Alto Valle del Río Negro (considered to be the best) Medio del Río Negro, Alto Valle del Río Colorado and Valle Medio del Río Colorado.
In summer, there are sunny, warm and mild days with cool nights. The climatic conditions and the chalky alluvial soil of gravel and sand creates ideal conditions especially for white wines. The musts have a higher acid content and lower sugar content than in the other Argentine regions. Therefore, many base wines are produced here for the sparkling wine industry. The most important white wines are TorrontÃ © Riojano
. Pedro Giménez
, Semillon, Chenin Blanc, Sauvignon Blanc, Chardonnay and Riesling. Malbec, Merlot (whose successful plantation was established by the well-known French oenologist Michel Rolland
recommended), Syrah, Pinot Noir, Cabernet Sauvignon and Bonarda. Well-known producers are Humberto Canale, Fabre Montmayou and Ghirardelli.