Pleurotus ostreatus var “Black Pearl”- This is a relatively new variety of oyster which is a cross between an Asian and European Pleurotus ostreatus. In higher CO2 conditions the stems become meaty and thick like a king oyster; however, this variety is much easier to fruit than king oyster. See what phenotypes you get and share with us!
Black Pearl Oyster fruits best between 60-75°F but can fruit in the 50’s.
Examples of culture fruiting from Ready-to-Fruit 3lb block. Fruited from 50-60°F in modified monotub.
All agar wedges are colonized agar pieces cut to fit in a 1.5 mL microcentrifuge tube and are shipped with parafilm. The species is written on the tube.
Agar wedge orders ship Tuesdays only.