• Mangrove Jack's Wine Yeast - CR51
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Mangrove Jack's

Mangrove Jack's Wine Yeast - CR51

Mangrove Jack's Wine Yeast - CR51

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Saccharomyces cerevisiae — perfect for light, fruity red wines for early consumption. CR51 enhances ripe berry fruit flavours in light and fruity reds and introduces a velvet texture perfect for Valpolicella and especially Beaujolais-style wines. This strain has an almost unique ability to confer a smooth, silky quality — ideal for young reds meant to be drunk early.

CR51 is a medium-rate fermenter with an optimal temperature of 22–30°C (72–86°F), fermenting up to 13.5% ABV. A low-to-medium foaming strain with low volatile acid and SO2 production.

Technical characteristics:

  • Nitrogen requirement: High
  • Killer factor: Sensitive
  • Optimal pH range: 3.0–6.0
  • Recommended temperature range: 16–24°C (opt 20°C)
  • Flocculation: Low (slow sedimentation)

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Yeast Specification

🌡️16–24°CTemp Range
🫧Low (slow sedimentation)Flocculation
🍷up to 14%ABV Tolerance
🔬 SpeciesSaccharomyces cerevisiae
⏱️ Fermentation SpeedModerate
🎯 Recommended ForGrenache, Gamay, Pinot Noir. Soft, velvety-smooth reds with enhanced red berry notes. Not suitable above 14% ABV. Nitrogen requirement: High. Killer factor: Sensitive. Optimal pH: 3.0–6.0.
🍑 Ester ProfileMedium - Bright, fresh summer berry aromatics; silky-smooth wines with enhanced red berry flavour
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💧 RehydrationNone required, add direct to must and stir well.