Cucamonga Valley AVA

Cucamonga Valley AVA encompasses broad alluvial fans beneath the San Gabriel Mountains. hot dry inland conditions with large daily temperature shifts, deep sandy and gravelly alluvium with excellent drainage, and varied exposures shape old-vine Zinfandel, Mission, Alicante Bouschet, and fortified wines.

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Overview

Cucamonga Valley AVA occupies broad alluvial fans beneath the San Gabriel Mountains. Elevation, terrain, and distance from the Pacific create meaningful local differences. Hot dry inland conditions with large daily temperature shifts guide ripening, while deep sandy and gravelly alluvium with excellent drainage influence drainage and vigor. Its clearest identity is old-vine Zinfandel, Mission, Alicante Bouschet, and fortified wines; vineyard and producer links provide deeper specificity.

Geography & Climate

The AVA encompasses broad alluvial fans beneath the San Gabriel Mountains, with slopes, elevations, and exposures creating important variation.

Soils

Deep sandy and gravelly alluvium with excellent drainage influence water retention, drainage, rooting depth, and vigor.

Wine Styles

The area is best represented by old-vine Zinfandel, Mission, Alicante Bouschet, and fortified wines.