Suisun Valley AVA

Suisun Valley AVA encompasses an eight-mile agricultural valley east of Napa in Solano County. warm sunny days cooled by persistent afternoon winds from San Pablo Bay, deep clay loam, silty clay loam, and sandy loam, and varied exposures shape Petite Sirah, Merlot, Cabernet Sauvignon, and diverse Mediterranean varieties.

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Overview

Suisun Valley AVA occupies an eight-mile agricultural valley east of Napa in Solano County. Its vineyards vary by elevation, slope, and exposure, producing meaningful local differences. Warm sunny days cooled by persistent afternoon winds from San Pablo Bay guide ripening, while deep clay loam, silty clay loam, and sandy loam influence drainage and vigor. Its clearest wine identity is Petite Sirah, Merlot, Cabernet Sauvignon, and diverse Mediterranean varieties; linked vineyards and producers provide deeper specificity.

Geography & Climate

The AVA encompasses an eight-mile agricultural valley east of Napa in Solano County, with slopes, elevations, and exposures creating important variation.

Soils

Deep clay loam, silty clay loam, and sandy loam influence water retention, drainage, rooting depth, and vigor.

Wine Styles

The area is best represented by Petite Sirah, Merlot, Cabernet Sauvignon, and diverse Mediterranean varieties.