Spring Mountain District AVA to the other Bordelaise grape varieties of Cabernet Franc, Petit Verdot and Malbec, a few sites favor and support small plantings of Zinfandel, Syrah, Petite Sirah and on the coolest sites, even a little Pinot noir. Of the whites over half is Chardonnay. The other significant plantings of white grapes in the AVA are Sauvignon blanc and White Riesling. Early on, the name Spring Mountain was used in a regional context and did not refer to the name of a peak or prominent point, rather than a particularly verdant area with numerous springs, and drained by several small streams. The
Tempranillo that Californian Tempranillo wine production began to flourish, following the establishment of suitably mountainous sites. Production in this area has more than doubled since 1993. During the 1990s, Tempranillo started experiencing a renaissance in wine production worldwide. This surge began partly as a result of the efforts of a 'new wave' of Spanish growers who showed that it was possible to produce wines of great character and quality in areas outside of the Rioja region. One result of this has been that Tempranillo varietal wines have become more common, especially in the better-suited, cooler Spanish regions like Ribera del Duero,