A classic Mexican phenotype that we’ve developed to produce very large and thick mushrooms that often have twisted stems.

READ BEFORE PURCHASE: PRODUCT IS INTENDED FOR IMMEDIATE USE! Product may come with a thin layer of uncolonized grain at the surface of the bag. It is common practice to remove any uncolonized grain before using the colonized research grain immediately upon arrival. If you receive a bag and believe it is unusable, please take photographs and immediately contact us. We do require proof of contamination in order to issue a refund or send a replacement. USA ONLY. For microscopic/research use only.