4 oz, Rockpile, RP15, Wine Yeast. Isolated from spontaneous Rockpile Syrah fementations in collaboration with winemaker Jeff Cohn. Moderate speed fermenter with alcohol tolerances to 17%. Used in concentrated reds for a lush, balanced mouthfeel. Charaterized by red fruit and mineral notes. Low to moderate nitrogen demand. Used to make Syrah, Zinfandel and Petite Sirah and other Rhone varieties.
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Our Yeast Recommendation Chart provides specifications about alcohol tolerance, temperature range, nutrient needs, vigor, and much more. It will allow you to compare our whole selection of available strains and narrow down to the perfect yeast choice.
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