Ozark Mountain American Viticultural Area
| Wine region | |
| Type | American Viticultural Area |
|---|---|
| Year established | 1986, amended 1988 |
| Country | United States |
| Part of | Arkansas, Missouri, Oklahoma |
| Sub-regions | Altus AVA, Arkansas Mountain AVA, Hermann AVA, Ozark Highlands AVA |
| Climate region | Humid subtropical/continental |
| Total area | 3,520,000 acres (5,500 sq mi) |
| Grapes produced | Catawba, Chambourcin, Chardonel, Concord, Norton, St. Vincent, Vidal blanc, Vignoles, Villard noir |
| No. of wineries | 40 |
The Ozark Mountain AVA is an American Viticultural Area located in northwest Arkansas, southern Missouri, and northeast Oklahoma. The sixth largest American Viticultural Area in total size, Ozark Mountain AVA covers 3,520,000 acres (1,424,493 ha). Four smaller AVAs have been established within its boundaries, to recognize those distinct regions whose climate, vineyard soil, or other growing conditions create unique areas for viticulture. The hardiness zone in the region varies from 6a to 7b.