Sonoita AVA

Spanish settlers planted the first vines in Arizona during the 16th century, but commercial wine production remained illegal from 1915 until the early 1980s. The modern era began when Dr. Gordon Dutt proposed growing grapes in the region in 1970, leading to an experimental vineyard planted in 1973 on the Babacomari Ranch. The Four Corners Report of 1980 confirmed the viability of winemaking in the area, Arizona's first commercial winery opened that same year, and Sonoita Vineyards became the first bonded winery in 1984. The AVA received official designation on October 25, 1984, the same year the winery opened.

• Spanish settlers planted the first vines in the 16th century
• Wine production was prohibited in Arizona from 1915 until the early 1980s
• Dr. Gordon Dutt planted an experimental vineyard on Babacomari Ranch in 1973
• AVA status granted October 25, 1984, the same year Sonoita Vineyards opened

Sonoita sits on rolling grasslands at 4,500 to 5,200 feet above sea level, surrounded by four mountain ranges and spread across Santa Cruz, Pima, and Cochise counties. The high-altitude desert climate delivers more than 280 days of sunshine annually, warm days, and cool nights with diurnal shifts of up to 40 degrees Fahrenheit. Annual rainfall measures 15 to 20 inches, concentrated in a monsoon season from July through September. Low humidity throughout the growing season sharply reduces the risk of fungal disease and mold on the vines.

• 4,500 to 5,200 feet elevation, one of the highest AVAs in the United States
• 280+ days of sunshine annually with a 40-degree diurnal temperature range
• Monsoon season from July to September provides the bulk of annual rainfall
• Low humidity naturally suppresses fungal disease, mold, phylloxera, and Pierce's disease

Sonoita's soils trace their origins to an ancient sea floor, resulting in rocky, high-pH profiles rich in limestone deposits. The primary soil types are sandy loam, gravelly loam, limestone, caliche, volcanic material, and alluvial fans. This combination of well-drained, mineral-rich substrates contributes directly to the region's signature wine character: density, minerality, and a distinctive earthiness that producers and commentators describe as 'Sonoran garrigue.'

• Ancient sea-floor origins produce high-pH soils with significant limestone deposits
• Sandy loam, gravelly loam, caliche, volcanic soil, and alluvial fans all present
• Well-drained soils combined with low rainfall keep vine stress balanced
• Mineral-rich substrates drive the region's characteristic earthy, garrigue-inflected wines

Sonoita grows an exceptionally broad range of varieties, with Rhone and Iberian grapes performing particularly well alongside classic Bordeaux varieties and Mediterranean cultivars. Syrah, Grenache, Tempranillo, Mourvèdre, and Graciano thrive in the conditions, as do Viognier, Vermentino, and Petit Manseng among whites. Yields are low at approximately 1.5 to 2 tons per acre. The resulting wines tend toward density, minerality, and complexity, with bold reds showing good color and balance and whites displaying notable crispness. A rustic, angular character distinguishes the region's output.

• Over 20 varieties grown, including Syrah, Tempranillo, Grenache, Mourvèdre, and Viognier
• Low yields of 1.5 to 2 tons per acre due to elevation, wind, and late spring frosts
• Reds are dense, bold, and mineral-driven with 'Sonoran garrigue' earthiness
• Whites are typically crisp with good natural acidity from diurnal temperature shifts

The Sonoita AVA supports 15 to 20 wineries, a remarkable number for a region that had no legal commercial production until 1980. Sonoita Vineyards holds historical significance as the first bonded winery. Callaghan Vineyards and Dos Cabezas WineWorks have earned national recognition for quality. Other notable producers include Rune Wines, Los Milics Vineyards, Wilhelm Family Vineyards, Flying Leap Vineyards, Autumn Sage Vineyards, Twisted Union, Arizona Hops and Vines, and Elgin Winery. The town of Sonoita itself was founded in 1882 by the Santa Fe Railroad.

• Sonoita Vineyards opened in 1984 as the first bonded winery in the region
• Callaghan Vineyards and Dos Cabezas WineWorks are among the most nationally recognized producers
• 15 to 20 wineries now operate within the AVA
• The town of Sonoita was founded in 1882 by the Santa Fe Railroad