White wine the death knell of northern viticulture. The vine disappeared from northern Germany and Baden, and the maximum altitude for viticulture descended to 220 metres. Hans-Jürgen Otto noted that: "all the vineyards suffered and decreased in area". In England the vine also disappeared. The less early vineyards preferred to select white varieties of grapes because, even if unripe, white grapes allowed wine that was a little sour to still be consumable, while red grapes do not give enough colour and green tannins make the wine bitter. The interruption of the fermentation by a cold winter led to the discovery of the
White Zinfandel grapes specifically for use in White Zinfandel, in places like the Central Valley of California. Production costs are substantially lower and fruit quality is not as important to the final taste as it would be in a dry table wine. rajashiva White Zinfandel White Zinfandel, often abbreviated as White Zin, is a dry to sweet, pink-colored rosé. White Zinfandel is made from the Zinfandel wine grape, which would otherwise produce a bold and spicy red wine. White Zinfandel is not a grape variety but a method of processing Zinfandel grapes. As of February 2006, White Zinfandel accounted for 10% of