frozen yeast

Hello everyone! I'm new to yeast banking and for the first time I tried freezing yeast. I made a starter, used sterilized equipment and 25% glycol solution. I did not freez in alcohol, though. I used a thermobag and freezing took more than 4 days. Yet one of the vials froze in some weird...

Hello, friends! Here I'm again. I'm a newbie in the yeast banking. Besides yeast slurry and dry kveik, I have no experience with another forms to mantain a yeast bank. For reasons of storage space and time, I've chosed use a frozen stock. I'm following the instructions from this post...