A highly aromatic strain suitable for white & rosé wines, this moderate fermenting yeast confers fragrant aromatics esters to the wine which enhance varietal expression and aroma. This positive aromatic impact can be used to complete the natural aromatic qualities of the grape, or to enhance where the grape itself is lacking. Suitable for Riesling, Gewurztraminer and more
A white wine strain for making both dry and sweet wines, and also rosé wines. This moderate fermenting yeast is also perfectly suited to making country style wines from fruits and flowers, as these flavours and aromas are naturally enhanced. This strain promotes body, and confers rich and full, fruit and floral aromatics.
Suitable for Sauvignon Blanc, Zinfandel, Muscat, Muscadet, Dessert wines and more.
Alcohol Tolerance: 14% ABV
Usage Directions: No rehydration required - add direct to grape must and stir well. For best results, ferment at 16 - 24°C (61 - 75°F).
Storage Recommendations: Store in a cool, dry place.
Click here for a guide to the Mangrove Jack’s Yeast Strains.
Saccharomyces Cerevisiae - The'only strain' for Germanic aromatic white wines. AW4 is noted for developing powerfully fragrant, full spice aromatic wines and is a perfect match for Gewurztraminer and also recommended for Sauvignon and Semillon where the Oenologist requires a positive aromatic esters contribution from the yeast. AW4 is a good fermenter across the range 14 to 30°C (57 -86°F), low foam formation and medium to high glycerol. It will ferment up to 14.5% abv. ethanol providing the temperature is held within the 20 - 25°C (68 -77°F) range and the pH is above 3.0.
Due to the UK not being part of the EU we no longer offer any shipping to the EU.
We offer 24-hour and 48-hour Parcel Services, but this does not guarantee that the parcel will be received within this timeframe.
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Saturday delivery to mainland UK £21.25 + VAT = £25.50 (we must have the order by, 2pm Friday).
Some postcodes we can't send on Saturday Delivery like AB 51.
Parcels are only sent on a 48 hour service, Sorry we can't offer a weekend delivery.
Parcel Force Zone's 2 & 3 = AB31-56, FK17-21, HS, IV, KA, KW, PA,PH, ZE, IM, TR.
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1kg - 27kg = £12 + VAT = £14.40.
27kg - 54kg = £24 + VAT = £28.80.
54kg - 81kg = £36 + VAT = £43.20.
81kg - 108kg = £48 + VAT = £57.60.
Parcels are only sent on a 48 hour service, Sorry we can't offer a weekend delivery BT Post Codes.
Northern Ireland order weight Under 1kg = £3.30 + VAT = £3.96.
Northern Ireland order weight 1kg - 27kg = £12 + VAT = £14.40.
Northern Ireland order weight 27kg - 54 kg = £24 + VAT = £28.80.
Northern Ireland order weight 54kg - 81 kg = £36 + VAT = £43.20.
Parcels are only sent on a 48 hour service, Sorry we can't offer a weekend delivery Channel Islands Post Codes.
Under packed order weight 1kg = £3.30 ( No Vat).
Order weight is 1kg - 25kg = £18.00 ( No Vat), 2 day service.
order weight is 25.00kg - 50kg = £36.00 ( No Vat), 2 day service.
order weight is 50.00kg - 75kg = £54.00 ( No Vat), 2 day service.