When to add second Yeast

Discussion in 'Homebrewing' started by magoo0903, Aug 9, 2016.

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  1. magoo0903

    magoo0903 Initiate (0) Nov 26, 2008 North Carolina

    I have brewed a California Common Beer 4 days ago. OG was 1.051 and I pitched WLP810 (San Francisco Lager) which has been fermenting at 60F from a Yeast Starter.
    I plan on adding WLP041 (Pacific Ale) from Yeast starter to finish it up after racking to a secondary and keep fermenting at 60F
    The target FG is 1.018

    As of a few hours ago it was still active in the air lock.

    When do you recommend pitching the second yeast? Should I wait for activity in the airlock to slow significantly or pitch at specific gravity?

    Thank You all
     
  2. JackHorzempa

    JackHorzempa Grand Pooh-Bah (3,375) Dec 15, 2005 Pennsylvania
    Society Pooh-Bah

    OK, I'll bite: Why?

    Cheers!
     
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  3. magoo0903

    magoo0903 Initiate (0) Nov 26, 2008 North Carolina

    I like the finish of this Yeast. It would be a good combo with the WLP810 but I just need the right balance I guess. I don't want to pitch too early or too late. Leave that yeast enough sugar while giving the WLP810 enough time to do its job.
    thx
     
  4. JackHorzempa

    JackHorzempa Grand Pooh-Bah (3,375) Dec 15, 2005 Pennsylvania
    Society Pooh-Bah

    I have never done a second pitch of a yeast to 'enhance' the finish but maybe the strategy here is to take hydrometer samples daily and pitch the second yeast when the specific gravity hits the 'target mark'. What would that 'target mark' be? Beats me. Maybe 1.025?

    Cheers!
     
  5. inchrisin

    inchrisin Pooh-Bah (2,013) Sep 25, 2008 Indiana
    Pooh-Bah

    I would have kept the beer in the primary and added your second yeast to that. Lots of comments out there saying that one yeast will dominate the other. I hope your second yeast is very healthy. It's got about a week to compete with the 810 in an unforgiving environment. Pitch it now, if it's not too late.
     
  6. VikeMan

    VikeMan Grand Pooh-Bah (3,067) Jul 12, 2009 Pennsylvania
    Pooh-Bah

    Do you mean you like the taste "finish" (i.e. the post swallow impression) when drinking a beer made with WLP041, or do you mean you have done this before, and like the way WLP041 finished the fermentation.

    If the latter, you probably wouldn't be asking the question. If the former, I wouldn't count on a beer whose fermentation was finished with a late pitched second stain to much resemble a beer fermented solely with that strain, because so much yeast flavor contribution is a result of things that happen very early in the fermentation. (Speaking only of Sacch strains here.)
     
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  7. magoo0903

    magoo0903 Initiate (0) Nov 26, 2008 North Carolina

    Thanks for your response. It sounds like you don't recommend doing it. Starter has started so I'll pitch tomorrow anyway. Gravity is 1.022 already. I'll reply to this post in a few weeks to tell you how it came out
     
  8. magoo0903

    magoo0903 Initiate (0) Nov 26, 2008 North Carolina

    Thanks for your post.
    It is in a conical so I haven't drained the bottom yet. I'll add the yeast tomorrow after being in the starter for nearly a day.
    I'll drain the bottom ofconical in a week or so.
    Gravity went from 1.051 to 1.021 in 4 days only at 60F...
    Thanks again
    Matt
     
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  9. JackHorzempa

    JackHorzempa Grand Pooh-Bah (3,375) Dec 15, 2005 Pennsylvania
    Society Pooh-Bah

    I think it is fair to say that a number of BAs have no idea why you are doing what you are doing.

    A follow up post might be useful here.

    Cheers!
     
    wspscott and LuskusDelph like this.
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