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Liquid Fungi  |  SKU: 310003801826

Black Pearl King Oyster Mushroom Plug Spawn Dowels (100)

$20.00
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✨ Premium Plug Spawn

  • The easy way to grow outdoors on hardwood logs
  • Pure Genetics: 100% contamination-free mushroom plug spawn guaranteed
  • Extended Viability: 90 days at room temperature, 1 year when refrigerated (recommended)
  • Ready-to-use fully colonized fluted dowels
  • Professional Grade: Developed for both commercial and home cultivation, bulk orders welcome

📦 Package Includes

  • Black Pearl King Oyster Mushroom Plug Spawn Dowels (100)
  • Easy instructions
  • Contamination-free guarantee

🔬 Quality Assurance

Our mushroom plug spawn bags undergo rigorous quality control:

  • Produced in laminar flow hood
  • From low generation grain transfer
  • Triple contamination inspection
  • Regular testing for viability
  • High-output sub-strain selection

💡Plug Spawn Storage

  • Store refrigerated for optimal shelf life unless cold sensitive
  • Never freeze or store above 90F (32C)
  • Viable for 1 year when refrigerated
  • Let reach room temperature before use

🛡️ Our Promise

Backed by our 90-day guarantee - if you experience any issues or are unsatisfied for any reason, we'll replace your mushroom grain spawn bag free of charge.

🫱 How to Use Plug Spawn

  • Simply drill 5/16" holes 1" deep to hammer the plug spawn into. The holes should be drilled right before plugging them, and spaced about 4" apart.
  • Logs should be roughly 6 inches in diameter and four feet long. They need to be freshly cut, or at least cut within the past 20 days.
  • Avoid using logs with missing or split bark, try to find unpenetrated logs, except on the sides they were cut.
  • how to use mushroom plug spawn full guide


🧫 Black Pearl King Oyster Mushroom

🪵 Plug Spawn Bag
  • Classification: Pleurotus ostreatus
  • Other Names: Black Pearl Oyster

🟫 About The Logs You Need

Freshly cut hardwood logs or stumps. You will specifically need hardwood logs such as Alder, Ash, Birch, Bitternut, Cherry, Chestnut, Hophornbeam, Ironwood, Maple, Oak, Pecan, Sweet Gum, Sycamore, Poplar, Walnut, Willow. Conifers like Pine will not work well.

🌱 Environmental Information
  • Cold Temperature
  • Incubation Temperature: 65F-75F
  • Incubation Time: 12-14 Days
  • Fruiting Temperature: 55F-65F
  • Fruiting Humidity: 85%-93%
  • Pinning Time: 4-10 Days
  • Total Fruiting Time: 14-18 Days
⭐Beginners Favorite

This is an easy species to grow and fruit, ideal for people who are just starting out.

📚 Mushroom History

A modern hybrid developed in the early 2000s, Black Pearl King represents the cutting edge of mushroom breeding. Created through selective breeding of various Pleurotus strains, it was developed to combine the robust growth of P. ostreatus with improved shelf life and texture. It gained significant commercial importance in the 2010s as demand for gourmet mushroom varieties increased.

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