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Old 02-03-2012, 05:24 AM   #1341
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How will you know if the yeast has mutated or changed over time? I'm not talking going bad (rancid) but not quite the same as the original.


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Old 02-03-2012, 12:13 PM   #1342
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If you can taste it you'll know. If you can't, I wouldn't think it'd matter. I would presume i'd you were going to enter a batch that you'd get fresh yeast just in case.


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Old 02-05-2012, 02:50 AM   #1343
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Would it be ok, say i have some washed yeast which i cant tell if it was washedas good as i wanted sitting in the fridge for good for a month.I dont plan on making a starter because i have no dme. im doing a double small batch, i have 3-4 oz of this yeast in my fridge with obvious light amber beer color above it. \

My question,is since im doing a double small batch would it be ok to decant the top then add water,swirl it up and pitch 1/2 each of the cloudy mix avoiding the more trub on the bottem? I just think since i have enough yeast slurry which was pooly washed probably that i could rewash it upon pitching? Im just saying because ive been told i have enough to pitch for a 5 gallon batch- i have 4 oz of quasi washed yeast for 2- 1.6 gallon batches,am i good? Or am i doomed to need a starter,im shure the answer is starter, but someones said i have enough slurry for a 5 gal batch when i 1/3 5 gal batches.
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Old 02-05-2012, 10:35 AM   #1344
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Originally Posted by jonmohno View Post
Would it be ok, say i have some washed yeast which i cant tell if it was washedas good as i wanted sitting in the fridge for good for a month.I dont plan on making a starter because i have no dme. im doing a double small batch, i have 3-4 oz of this yeast in my fridge with obvious light amber beer color above it. \

My question,is since im doing a double small batch would it be ok to decant the top then add water,swirl it up and pitch 1/2 each of the cloudy mix avoiding the more trub on the bottem? I just think since i have enough yeast slurry which was pooly washed probably that i could rewash it upon pitching? Im just saying because ive been told i have enough to pitch for a 5 gallon batch- i have 4 oz of quasi washed yeast for 2- 1.6 gallon batches,am i good? Or am i doomed to need a starter,im shure the answer is starter, but someones said i have enough slurry for a 5 gal batch when i 1/3 5 gal batches.
I would estimate how much yeast solids you have and use MtMalty to tell you how much you need. I wouldn't worry about the trub. That little bit isn't going to hurt anything.
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Old 02-06-2012, 02:08 AM   #1345
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Here is some WLP007 I washed around 6:00. It's been in the fridge about 3 1/2 hours. Money in the bank!

I'll probably decant and wash again only to put it in a few smaller containers.

This was my first time washing and definitely look forward to washing more in the future.





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Old 02-11-2012, 10:42 PM   #1346
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thanks for the great write up with pics. it helped me greatly today. As i washed my yeast for the first time.
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Old 02-11-2012, 10:57 PM   #1347
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Ive only washed yeast once but geez u guys seem to have gotten SO much more yeast than I did

I followed instructions exactly and ended up with 4 pint mason jars, about each had only about 25 ml of yeast at the bottom

but either way it fermented my next batch so it was still a success.
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Old 02-12-2012, 02:59 PM   #1348
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This is a picture of one of my jars of washed WLP007. Its been about a month now. I have these floating chunks and I can't tell what they are. It is in all 4 jars i did. Is this cause for concern?

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Old 02-12-2012, 05:56 PM   #1349
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This is a picture of one of my jars of washed WLP007. Its been about a month now. I have these floating chunks and I can't tell what they are. It is in all 4 jars i did. Is this cause for concern?
I'm no expert, but I have six jars of washed yeast that have been in the fridge for almost a year now. None of them have chunks. They are starting to appear a little gray so I've probably gotta dump them. I used one a week or so ago and it made a nice starter, but I'm not sure how long I want to push them.

Any way if that were mine I'd dump it. Dumping washed yeast is a lot cheaper than ruining a batch of beer.
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Old 02-12-2012, 06:10 PM   #1350
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i'm no expert, but i have six jars of washed yeast that have been in the fridge for almost a year now. None of them have chunks. They are starting to appear a little gray so i've probably gotta dump them. I used one a week or so ago and it made a nice starter, but i'm not sure how long i want to push them.

Any way if that were mine i'd dump it. Dumping washed yeast is a lot cheaper than ruining a batch of beer.
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