Yes, forgot about the temperature, that's definitely a major factor.

You can still use nutrients at low Brix but not DAP or anything that
contains it (ex Fermaid K). One good option is Bioactiv from Scott Labs
- it comes in especially handy if one gets H2S problems towards the end
of fermentation...

Pp

On Jan 12, 11:06 am, gene > wrote:
> and what is the temperature of the fermenting must... it's gonna be slow
> if less than about 70 degrees in the fermentor
>
> be careful about adding too much nutrients if below 9 deg brix... the
> yeast can't take effective advantage of the nutrients late in fermentation
>
> Gene
>