Yeast nutrient question.(Darn, jar was empty)

Hi all. We picked some of our grapes(Concord and Buffalo) this afternoon and discovered we are out of yeast nutrient. I had a bag of vials of the campden tabs, pectic stuff, etc.and mistakenly thought I had some nutrient left over from last year. Surprise, none in the bag. I am 30 miles from a supplier as well. I know, I know, should have checked first. We pulled a Concord wine recipe from jackkeller's site. Here is where we are at right now. Put 96 pounds of crushed Concord and Buffalo grapes in the primaries. At 75 F the SG read 1.064. Sampled the juice from the crush and it is wonderful, grapey and super sweet without a hint of bitterness. Did not measure acidity. Based on the recipe proportions we added 19 pounds of sugar and 2 gallons of water and 8 Campden tabs. I am shooting for a SG of 1.107 when I recheck the must tomorrow and dump the 8 tsp of pectic enzyme. I plan to dump 3 packs of Lalvin K1 V1116 tomorrow night. What does the group think the impact of omitting the yeast nutrient wil be ? Might I add it early next week if I express phone order some tomorrow ? Thanks in advance for your feedback.

BTW We have had one heck of a drought / record heat wave going on in my part of Kentucky this spring and summer. Vines are 40 years old, heavily pruned each year with no water or fertilizer added. Gave the grapes a shot of sulfur dust in July to knock down the brown rot. Other than that nada. First blooms and leaf buds froze out in a record late April cold snap. Vines bounced right back with a bumper crop in spite of the heat and drought. You have to admire their tenacity don't you ? I have them on a 300 foot double curtain trellis 6 feet high.

Reply to
Kentucky
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Reply to
Steve Peek

I would agree with Steve; K1V is a a great 'goto' yeast, it likes to get going and likes to finish. It doesn't mind low nutrient either.

Just monitor your fermentation for 'stink'. If you start getting some H2S coming off, just aerate it. You may want to get the nutrient but I would not pay for express shipping, it's more CYA than anything else. It does not hurt to add it later if necessary but it can cause a violent foam up if you add it quickly.

That is kind of high for SG; since this is Concord I'm assuming you want it sweet. The only downside I see here is K1V likes to finish. If you want it to, that's great. You may need to cool it quickly if you want to stop it sweet though. I didn't see a need for 3 packets either, I'm thinking you have about 10 gallons of must so 2 is enough. 3 won't hurt though.

Joe

Reply to
Joe Sallustio

Thanks Steve and Joe. This group is great and I appreciate the polite, expert and timely help. I think I will go with no nutrient and see how things proceed. A note to Joe. If the yeast eats all my sugar might I add some 2 to 1 sugar/water syrup at bottling ? You are correct about our wine preference (country, sweet and grapey) but the kids like a drier wine. Sounds like I might be able to satisfy everybody and just sweeten mine at bottling. Think so ?

Reply to
Kentucky

The problem with adding it at bottling is you stand a chance of it refermenting and popping corks unless you add sorbate. I have very little faith in sorbate. If it isn't fresh it's useless and you can never tell if it's fresh. Another way to go that is much safer is to back sweeten, in other words make your syrup and keep it in the fridge; add it when you open a bottle. The advantage to that is if your wife likes it sweeter than you she just adds more syrup. As long as you make the syrup the same way each time you are set.

As to Concord as a dry wine, if anything it's an acquired taste. The flavor of Concord is pretty unique.

Joe

Reply to
Joe Sallustio

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