20cc culture syringe Click to enlarge image(s) Scientific Name: Pleurotus ostreatus Common Names: Pearl Oyster, Expresso Oyster. Pleurotus Ostreatus is one of the most aggressive Oyster mushrooms. It is used for recycling material including cardboard and news paper. It grows well on wheat straw and is used in commercial cultivation warehouses everwhere. It produces a good harvest and colonizes extremely fast, usually withing a few days. Its a good culture to start with if trying to start a mushroom farm. SKU Pearl-Oyster-Pleurotus-ostreatus Weight 0.1 lb Price $24.95 Qty Out of Stock Customer Reviews Average rating from 1 reviews: 5.0 Pearl OysterI had never ordered a kit before so I didn't realize it would take a few days, but I called and the nice lady assured me that they need to make sure the mycelium were growing...makes sense! I got them in a couple weeks and they look fantastic! There were already little colonies of mushrooms growing. Written by Myron Giannini on Mon 2 Mar 2015 3:10:02 AM GMT Submit a Review... Rating 5 4 3 2 1 0 Title Review Name Email For security purposes, we ask that you enter the security code that is shown in the graphic. Please enter the code exactly as it is shown in the graphic. Enter Code Submit