Vitis International Variety Catalogue Searchable database with very technical information and some pictures.

whistlingridgevineyard.com Whistling Ridge Vineyards is located on Ribbgon Ridge in the Chehalem Valley. Elevation is 450 feet,with Willakenzie type soil.

Wine and Juice Grape Varieties Information about varieties suited for cool climates.

Zinfandel Advocates and Producers Non-profit organization dedicated to promoting Zinfandel. Contains information about the grape, membership details, and a list of events.

ZOW - Zinfandel on the Web Contains tasting notes and links to Zinfandel-producing wineries.

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