Black Pearl King Oyster (Pleurotus Ostreatus - Hybrid Species) Commercial Liquid Culture

The Black Pearl King Oyster is a Pleurotus Ostreatus hybrid species from Japan. This Oyster species fruits dense meaty mushrooms, similar to the King Oyster (Pleurotus Eryngii). Black Pearls are beautiful, delicious, gourmet mushrooms, that are fast at colonizing substrate and eager to fruit! Fruiting Substrates: -Masters mix (50/50 hardwood sawdust & soybean hulls) -Hardwood sawdust & wheat bran @ 20% supplementationColonizing Temperature: 65 to 80 FFruiting Temperature: 50 to 70 FFruiting Humidity: 92 to 97%Air Exchanges: 4 to 8 per hour All commercial liquid cultures come in a sterile syringe containing 10-12ml of live mushroom liquid culture (living mycelium in a nutrient solution).  The syringe is capped and a sterile needle is included.  Liquid cultures are guaranteed to be 100% clean and actively growing! Commercial cultures have been tested for growing performance and biological efficiency to measure colonization speed and ensure that mushroom yields produce up to comme