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Author Topic: Co-pitching US-05 and S-04  (Read 2872 times)

Offline Saccharomyces

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Co-pitching US-05 and S-04
« on: October 12, 2021, 05:31:05 pm »
Has anyone co-pitched US-05 and S-04?  I picked up a package of each while doing my domestic base malt run yesterday.   I wonder if the combination would have the attenuation level of US-05 and the flocculation of S-04?  I know how to keep S-04 in check, but I want a fruity beer with a dry finish and S-04 tends to poop out at 75% AA.  I want 80% AA.  That is not difficult with US-05.

Offline dannyjed

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Re: Co-pitching US-05 and S-04
« Reply #1 on: October 12, 2021, 05:46:03 pm »
I have never used both before at the same time. I never cared for S-04 and haven’t used it in over 10 years. I used S-05 much more, but not recently. I always got 80% or higher attenuation with 05. Not sure how it would work in tandem with O4, but sounds like an interesting experiment.


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Offline BrewBama

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Co-pitching US-05 and S-04
« Reply #2 on: October 12, 2021, 06:07:10 pm »
I have been using Brutzyme to lower my FG.  I haven’t used it with -04 yet but I can vouch for it with Bry-97.

The MoreBeer pitch: “Amyloglucosidase, alpha amylase, and pullulanase enable the hydrolysis of starch and dextrins into fermentable sugars that yeast can ferment.”

It definitely dries the beer out. The results are crisp and clean. I am getting ~90%+AA which allows me to start lower so I get a low(er) carb beer. The Festbier I have on tap is ~8g carbs per 12 oz for a ~5% beer. My amber on deck is ~7g carbs in a 12 oz pour for a ~6% ABV beer.






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« Last Edit: October 12, 2021, 07:27:35 pm by BrewBama »

Offline dmtaylor

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Re: Co-pitching US-05 and S-04
« Reply #3 on: October 12, 2021, 06:08:51 pm »
For my last several batches with S-04, they have attenuated to 78-80%.  This seems to be a different and much cleaner strain than it was historically.  Like the manufacturer pulled some kind of switcheroo on us.

So I don't think you'll get much benefit from S-04 actually in a co-pitch.  If anything, I find the new S-04 to be even cleaner and more lager-like than US-05, so it could be an even cleaner version of the beer than you might get from US-05 alone.
Dave

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Offline denny

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Re: Co-pitching US-05 and S-04
« Reply #5 on: October 14, 2021, 08:26:03 am »
For my last several batches with S-04, they have attenuated to 78-80%.  This seems to be a different and much cleaner strain than it was historically.  Like the manufacturer pulled some kind of switcheroo on us.

So I don't think you'll get much benefit from S-04 actually in a co-pitch.  If anything, I find the new S-04 to be even cleaner and more lager-like than US-05, so it could be an even cleaner version of the beer than you might get from US-05 alone.

You keep saying "new" S04.  I'd like some confirmation from the company before I can accept that.
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Offline dmtaylor

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Re: Co-pitching US-05 and S-04
« Reply #6 on: October 14, 2021, 08:48:50 am »
For my last several batches with S-04, they have attenuated to 78-80%.  This seems to be a different and much cleaner strain than it was historically.  Like the manufacturer pulled some kind of switcheroo on us.

So I don't think you'll get much benefit from S-04 actually in a co-pitch.  If anything, I find the new S-04 to be even cleaner and more lager-like than US-05, so it could be an even cleaner version of the beer than you might get from US-05 alone.

You keep saying "new" S04.  I'd like some confirmation from the company before I can accept that.

Wouldn't we all like to know what's going on with this yeast.  All I know is, it performs differently than it did in the past.  And it's not just me; I've heard the same from others.
Dave

The world will become a much more pleasant place to live when each and every one of us realizes that we are all idiots.

Offline denny

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Re: Co-pitching US-05 and S-04
« Reply #7 on: October 14, 2021, 09:02:35 am »
For my last several batches with S-04, they have attenuated to 78-80%.  This seems to be a different and much cleaner strain than it was historically.  Like the manufacturer pulled some kind of switcheroo on us.

So I don't think you'll get much benefit from S-04 actually in a co-pitch.  If anything, I find the new S-04 to be even cleaner and more lager-like than US-05, so it could be an even cleaner version of the beer than you might get from US-05 alone.

You keep saying "new" S04.  I'd like some confirmation from the company before I can accept that.

Wouldn't we all like to know what's going on with this yeast.  All I know is, it performs differently than it did in the past.  And it's not just me; I've heard the same from others.

So why not contact Fermentis and ask them rather than speculation and rumor?
Life begins at 60.....1.060, that is!

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Offline Iliff Ave

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Re: Co-pitching US-05 and S-04
« Reply #8 on: October 14, 2021, 09:15:52 am »
S-04 has always performed reliably for me and I haven't noticed any change. I have always found it to be "clean" but I like to ferment it cool. For me it starts to get a bit funky at or above 67F or so.
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Offline BrewBama

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Re: Co-pitching US-05 and S-04
« Reply #9 on: October 14, 2021, 09:40:01 am »
+1. I never had an issue with -04 in my English styles. I’ve used it many times over the years and still use it. I have a Porter on tap now with -04. Very reliably consistent beers made with it over the years.  I haven’t noticed any change.

…but I brew beer to drink. I don’t really analyze the beer from year to year. I can’t remember what I had for supper last night much less what the nuances of three batches of beer in the past were.  I keep notes but my descriptions don’t go into that level of detail.



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Offline dmtaylor

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Re: Co-pitching US-05 and S-04
« Reply #10 on: October 14, 2021, 10:06:08 am »
For my last several batches with S-04, they have attenuated to 78-80%.  This seems to be a different and much cleaner strain than it was historically.  Like the manufacturer pulled some kind of switcheroo on us.

So I don't think you'll get much benefit from S-04 actually in a co-pitch.  If anything, I find the new S-04 to be even cleaner and more lager-like than US-05, so it could be an even cleaner version of the beer than you might get from US-05 alone.

You keep saying "new" S04.  I'd like some confirmation from the company before I can accept that.

Wouldn't we all like to know what's going on with this yeast.  All I know is, it performs differently than it did in the past.  And it's not just me; I've heard the same from others.

So why not contact Fermentis and ask them rather than speculation and rumor?

1) I don't care that much.
2) I don't speak French.
3) I'm lazy.
4) I don't trust yeast manufacturers to tell the truth anyway.
Dave

The world will become a much more pleasant place to live when each and every one of us realizes that we are all idiots.

Offline denny

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Re: Co-pitching US-05 and S-04
« Reply #11 on: October 14, 2021, 11:08:36 am »
For my last several batches with S-04, they have attenuated to 78-80%.  This seems to be a different and much cleaner strain than it was historically.  Like the manufacturer pulled some kind of switcheroo on us.

So I don't think you'll get much benefit from S-04 actually in a co-pitch.  If anything, I find the new S-04 to be even cleaner and more lager-like than US-05, so it could be an even cleaner version of the beer than you might get from US-05 alone.

You keep saying "new" S04.  I'd like some confirmation from the company before I can accept that.

Wouldn't we all like to know what's going on with this yeast.  All I know is, it performs differently than it did in the past.  And it's not just me; I've heard the same from others.

So why not contact Fermentis and ask them rather than speculation and rumor?

1) I don't care that much.
2) I don't speak French.
3) I'm lazy.
4) I don't trust yeast manufacturers to tell the truth anyway.

They have no reason to not tell you the truth.
Life begins at 60.....1.060, that is!

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The best, sharpest, funniest, weirdest and most knowledgable minds in home brewing contribute on the AHA forum. - Alewyfe

"The whole problem with the world is that fools and fanatics are always so certain of themselves, and wiser people so full of doubts." - Bertrand Russell

Offline BrewBama

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Co-pitching US-05 and S-04
« Reply #12 on: October 14, 2021, 12:56:39 pm »

1) I don't care that much.
2) I don't speak French.
3) I'm lazy.
4) I don't trust yeast manufacturers to tell the truth anyway.




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Offline Iliff Ave

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Re: Co-pitching US-05 and S-04
« Reply #13 on: October 14, 2021, 02:20:39 pm »
Fermentis would probably tell you it’s a great English strain that makes really nice Belgian beers…
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Offline Oiscout

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Re: Co-pitching US-05 and S-04
« Reply #14 on: October 14, 2021, 05:56:59 pm »
For my last several batches with S-04, they have attenuated to 78-80%.  This seems to be a different and much cleaner strain than it was historically.  Like the manufacturer pulled some kind of switcheroo on us.

So I don't think you'll get much benefit from S-04 actually in a co-pitch.  If anything, I find the new S-04 to be even cleaner and more lager-like than US-05, so it could be an even cleaner version of the beer than you might get from US-05 alone.

You keep saying "new" S04.  I'd like some confirmation from the company before I can accept that.

Wouldn't we all like to know what's going on with this yeast.  All I know is, it performs differently than it did in the past.  And it's not just me; I've heard the same from others.

So why not contact Fermentis and ask them rather than speculation and rumor?

1) I don't care that much.
2) I don't speak French.
3) I'm lazy.
4) I don't trust yeast manufacturers to tell the truth anyway.
Lol


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