largest AVA in the US state new York south of Lake Ontario. The geographical area comprises a total of eleven glacial lakes, but the vineyards are located mainly on the two lakes Canandaigua and Keuka (after which a grape variety is named). The Cayuga Lake and Seneca Lake areas are standalone AVA's within the large area. A first mention of viticulture dates back to 1829. Until the end of the 19th century, the vineyard grew to about 25,000 hectares, but by the phylloxera, the prohibition (1020-1933) and the strong competition California were greatly reduced. The native Russian and wine pioneer Dr. Konstantin Frank (1897-1985) was at the wine station of the Cornell University active. He founded the winery "Vinifera Wine Cellars" in Keuka Lake and paved the way for the successful cultivation of European noble varieties. The area was mainly due to its sparkling wines and Sweet wines known.
Today, the vineyards cover just over 4,500 hectares. By the "Wine Farmery Act" came in the mid-1970s to a large wave of start-ups also of small businesses. These are managed by around one hundred producers. There is a relatively cool climate with sufficient for viticulture precipitation before, where the heat-storing lakes exert a mitigating influence. The hilly region with many lakes and streams is also a popular tourist area. It will be a variety hybrids with mostly Vitis labrusca genes and European noble varieties cultivated mainly from France (see under new York ). Well-known wineries are Bully Hill, Four Chimneys Farm, Fox Run, Glenora, Heron Hill, Knapp, Swedish Hills, Treleaven, Vinifera Wine Cellars, Wagner, Widmer (with Manischewitz wines ) and Wiemer.