A blended liquid suspension of Oenococcus oeni strains Er1A and Ey2D, Wyeast 4007 blend is well suited to a broad range of wine styles. Er1A is an excellent choice for red wines, and was isolated in part for its tolerance to low pH conditions. Ey2d is suggested for white wines, it has been selected for it tolerance to low cellar temperatures. The 4007 Blend will cover a broad range of temperatures and pH conditions.
Grown in a sterile organic juice based nutrient enriched medium, this product will provide rapid and complete malic acid reduction in high acid wines. Malic acid reduction will balance and soften wine while enhancing flavor and aroma characteristics including vanilla and buttery notes. Malolactic conversion is generally completed within 1-3 months.
INSTRUCTIONS FOR USE:
Sanitize package before opening. Pour the contents into wine that has completed or nearly completed alcoholic fermentation. Free SO₂ levels should be less than 15 ppm.
Directly inoculates juice or must at 0.5% (1 liter culture per 55 gallons of must)
Er1A should be between 70 °F to 90 °F (21-32 °C) Ey2d should be between 55 °F to 75 °F (13-24 °C)
Best when used fresh; use within 14 days of receipt
Comes in standard Commercial packaging sizes