I've got a yeast question as well:
My LBS only sells WL strains, so I picked up a vial of 565 and began my starter on Wednesday for a Saturday brew (tomorrow). Unfortunately, I think I got a bad vial in that nothing has fermented. I made 3 starters at once and the other two are fermenting hard...
Thanks for the feedback - I cold crashed it to separate last night and plan to decant and repitch some more wort tonight. I just want to play it safe, I can't regulate fermentation temps yet, I use a swamp cooler, so I need the healthiest yeast I can manage.
I had planned to brew an ESB last Sunday but had to call off the brew for SWMBO. I pitched my WLP002 into slightly less than 2Q / 4oz DME last Thursday. I shook it regularly and there was active fermentation, but it's obviously done by now.
What can I do to reactivate this yeast? It's been...