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Blue Oyster (Pleurotus ostreatus) Grain Spawn

MSRP:
Was:
Now: $25.00
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Description

WHY CHOOSE BLUE OYSTER GRAIN SPAWN?

This Oyster mushroom is a heavy yielder and holds onto the blue color longer than most blue oysters. Blue Oyster requires cooler temperatures for presenting the deepest blue color with the highest yield as well as avoiding blotch. Classic vase shape that accompanies most oysters that we think of as tree oysters. 

Species: Pleurotus ostreatus Common name: Blue Oyster
Spawn Type: Myceliated organic rye grain
Suggested Inoculation Rate: 5-10% with sterilized substrate, 20% with non-sterilized substrate
Suggested Substrate Mix: Master's mix (hardwood fuel pellets x soy hull pellets)

How to Grow Blue Oyster Mushrooms

Common grow techniques for blue oyster mushrooms include:

Blue Oyster Mushroom FAQs:

  • What is the ideal fruiting temperature for blue oyster mushrooms?
    • 55-65° F
  • What is the ideal spawn run temperature for blue oyster mushrooms?
    • 72-78°F (do not exceed 80°F)
  • What is the ideal fruiting humidity for blue oyster mushrooms?
    • 70-90%


Volume discount pricing applies to large (4 lb.) bags only:

1-5 bags: $25.00 ea.
6-15 bags: $22.00 ea.
16-50 bags: $18.00 ea.

Additional Details

SKU:
GBOL

1 Review

  • 5
    This blue cranks!

    Published by PT on Jun 4th 2026

    This blue oyster cranks out the mushrooms. And the color is amazing if you can keep your fruiting temps low.

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