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Questions Pertaining to Malolactic Fermentation in Wine

By: Denise M. Gardner

What is Malolactic Fermentation?

Malolactic fermentation, MLF, is a bacterial fermentation, which converts malic acid to lactic acid. Malic acid, the acid affiliated with apples is perceptibly harsher than lactic acid, which is the primary acid in milk, and perceptibly softer than malic acid. 788 more words


Wine Basics

Some wine vocabulary:

die Gärung -en = fermentation
Alkoholische Gärung = alcoholic fermentation
Malolaktische Gärung = malolactic fermentation (MLF)
das Weingut -¨er = winery
die Hefe -n = yeast… 36 more words


Bring on the Bordeaux! – A Home Wine Making Experience (5)

Malolactic Fermentation (MLF)

On 11/12 we introduced our wine to 54.4 grams of opti malo and 3.5 grams of vp41. We did this because we wanted our wine to go through malolactic fermentation. 275 more words


Adding Oak...

Update on the stopper issue:  After doing some reading, I learned that you want to make sure the stopper and the neck of the carboy are dry before inserting the stopper (not rocket science, right), but simply wiping the stopper off after sanitizing it isn’t enough.   232 more words



Crab: the power of waiting (and carrying time from one year to the next). When tasted, this energy is sour, when touched it is prickly, when contemplated it is not chosen, yet it retains the ability to accept frost and shed that masking sourness for the most intense fruitiness of all. 94 more words

Nature Photography

Adding the SO2 during MLF

I needed to bring the SO2 levels from 10ppm to 25ppm.  From my calculations, this means I will add 0.10 g to the 1-gallon jug and 0.05 g to the 1/2 gallon jug. 72 more words