HorseHair Active Member Joined Sep 10, 2010 Messages 42 Reaction score 1 Location Fort Collins Jan 15, 2011 #1 my wyeast pack arrived frozen but the bag still inflated over night after i let it thaw in the fridge for a few days. am i good to go?
my wyeast pack arrived frozen but the bag still inflated over night after i let it thaw in the fridge for a few days. am i good to go?
dmercer Active Member Joined Jun 29, 2010 Messages 26 Reaction score 0 Location North Central Jan 15, 2011 #2 Just had this happen to me. Thread here. Are you brewing today? If you have time, I'd recommend making a starter with it just to increase the cell count.
Just had this happen to me. Thread here. Are you brewing today? If you have time, I'd recommend making a starter with it just to increase the cell count.
Skyforger Well-Known Member Joined Nov 11, 2010 Messages 579 Reaction score 9 Location Ada Jan 15, 2011 #3 Sounds like it. Freezing can kill some yeast as the water crystals puncture the cells, but a freeze will probably not kill anything like all of them. If the pack inflated, you have viable yeast in there.
Sounds like it. Freezing can kill some yeast as the water crystals puncture the cells, but a freeze will probably not kill anything like all of them. If the pack inflated, you have viable yeast in there.
