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H2S

Jan 03 2019

Jan. 14 – 18, 2019 “Oh, No! Wine Flaws” Online Course

Do you wish you were better at identifying when a flaw occurs during the winemaking process? Then don’t forget the “Oh, no! Wine Flaws” online course starts on January 14, 2019. It’s a short 5-day online course that will teach you how to make your own wine flaw sensory standards and review several technical wine […]

Written by Denise Gardner · Categorized: Blog · Tagged: Brettanomyces, Cork Taint, Green, H2S, Hydrogen Sulfide, Oxidation, Reduced, Sulfur Dioxide, VA, Volatile Acidity, Wine Education, Wine Faults, Wine Flaws

Dec 14 2018

“Oh, No! Wine Flaws” Online Class Registration Now Open…

Are you nervous to let other people taste your wine? In fact, are you regularly getting expert wine tasters to evaluate your wine? Having trained professionals that can identify wine flaws before the wine reaches a consumer can be an advantageous quality control strategy for wine brands. No human is perfect in our ability to […]

Written by Denise Gardner · Categorized: Blog · Tagged: Brettanomyces, Cork Taint, Green, H2S, Hydrogen Sulfide, Oxidation, Reduced, Sulfur Dioxide, VA, Volatile Acidity, Wine Education, Wine Faults, Wine Flaws

Oct 19 2018

Wine Flaw Focus: Hydrogen Sulfide and “Reduction”

Direct causes of hydrogen sulfide and “reduced” sulfur-based off-odors is still a bit unclear. While basic wine production techniques decrease the risk of this wine flaw, many winemakers experience the incidence of this flaw several times over the course of their career. Hydrogen sulfide, commonly referred to as H2S, is usually correlated with inadequate nutrient […]

Written by Denise Gardner · Categorized: Blog · Tagged: H2S, Hydrogen Sulfide, Reduced, Wine Faults, Wine Flaws

Mar 02 2018

A Case for Copper Removal in Wine

New on the DGW Learning Center is a winemaking Production Guide on effectively removing copper from wines. Production Guides are intended for real-time use, can be easily printed from the website (or in pdf format) to act as a tool for cellar employees. Over the years, I have found that these easy-to-print and easy-to-laminate tools are […]

Written by Denise Gardner · Categorized: Blog · Tagged: Copper, H2S, Hydrogen Sulfide, Reduced, Wine Faults, Wine Flaws

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