Wyeast

Liquid yeast is simultaneously one of the more rewarding and frustrating products that homebrew retailers work with. On the one hand, carrying liquid yeasts allows brew shops to offer their customers an extremely diverse selection of fermentation options, cater to very specific needs, and greatly expand the potential for batch-to-batch experimentation. On the other hand, liquid yeast is a low margin product, has a relatively short ideal shelf life, and it's difficult to stock what everyone would … [Read more...] about Liquid Yeast: How old is too old?