Any one. Mixes. Yeast strains. Me only use at the moment. But. Next brew session. I think. Doing a mixed. Yeast. Culture. Kviek. Oyl061. And heffeweizen yeast.
There are a few conversations about that on the internet…
My most recent brew didn’t seem to take off with the WLP001 so I tossed in some US05 slurry and away she went. Does that count?