DetailsFormally knows as Wyeast 4946 Zinfandel, this yeast strain has dominating, strong fermentation characteristics. Alcohol tolerant to 18% (v/v). Ideal for Zinfandel, Pinot Noir, Syrah, or any high sugar must. Good choice for restarting stuck fermentations.
- Details & Instructions
Ideal Temperature Range (°F) 60-85°F Attenuation (%) NA Flocculation Low-Medium Alcohol Tolerance (%) 18% Rate of Fermentation Moderate Foam Production Very Low Nutrient Requirements Normal H2S Production Low SO2 Production Low Profile Wine
5.0 / 5.02 ReviewsExcellent results on high brix grapesWith a late harvest from my zinfandel vineyard in Sonoma, I had sugar levels that were a concern, 26.25 Brix. This yeast worked well and the flavor profile was excellentSeptember 27, 2017Purchased
1 year agoI used Wyeasy 4946 to get a “stuck” mixture get movin again. Its working overtime and it looks like I’m getting 6 gallons of wine instead of compost fodder. Thank you MIDWEST!!!September 30, 2017Purchased
3 months ago
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