Dunnigan Hills AVA

Dunnigan Hills AVA encompasses rolling terraces and gravelly hills in northwestern Yolo County. hot Mediterranean summers with lower frost risk than the Sacramento Valley floor, gravelly loams and terrace soils, and varied exposures shape ripe Syrah, Petite Sirah, Cabernet Sauvignon, Tempranillo, and Viognier.

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Overview

Dunnigan Hills AVA occupies rolling terraces and gravelly hills in northwestern Yolo County. Elevation, slope, and inland exposure create meaningful local differences. Hot Mediterranean summers with lower frost risk than the Sacramento Valley floor guide ripening, while gravelly loams and terrace soils influence drainage and vigor. Its clearest identity is ripe Syrah, Petite Sirah, Cabernet Sauvignon, Tempranillo, and Viognier; vineyard and producer links provide deeper specificity.

Geography & Climate

The AVA encompasses rolling terraces and gravelly hills in northwestern Yolo County, with slopes, elevations, and exposures creating important variation.

Soils

Gravelly loams and terrace soils influence water retention, drainage, rooting depth, and vigor.

Wine Styles

The area is best represented by ripe Syrah, Petite Sirah, Cabernet Sauvignon, Tempranillo, and Viognier.