Winemaking tools

Winemaking products approved for organic production – 2020-21 New Zealand

The following products have been approved by BioGro™NZ and OMRI as acceptable for use in certified organic food products in New Zealand

Organic certification_DEC20_HR

Updated – Wine fermentation Guidelines for New Zealand Sauvignon blanc

The following document showcases some key strategies to maximize the potential of New Zealand Sauvignon blanc during wine fermentation

Guidelines NZ SB 2020



Bench Trial Procedure Determination of REDULESS Dosage rate

Reduless is a Specific Inactivated Yeast.  This is a unique yeast derived product with biologically bound copper, developed to reduce sulphur compound off-flavours and improve wine quality.


Bench Trial Procedure – Determination of Dosage rates for Noblesse or OptiLEES

Noblesse and OptiLEES are two different Specific Inactivated Yeast products, developed from two different oenological yeast strains.  These products are added post Alcoholic fermentation.  PRE-ADDITION LABORATORY BENCH TRIALS are highly recommended to determine which product best suits the wine and to confirm the most suitable dosage rate.  Refer to the information sheets in Expertise Documents for more technical information or the product technical datasheets.