UP TO 9 MONTHS OLD- STARTER RECOMMENDED! WE OFFER NO GUARANTEE ON VIABILITY AND POUCH MAY BE SWOLLEN. From Wissenschaftliche in Munich. Full bodied complex strain finishing very malty. Produces a dense, rocky head during fermentation. Flocculation- high; apparent attenuation- 61- 71% (Best Fermentation temp. 60- 72 �F).