• King Trumpet (Pleurotus eryngii) Liquid Culture Syringe for growing mushrooms and cluster of King Trumpet (Pleurotus eryngii) Mushrooms with white background
  • Close-up of a cluster of King Trumpet (Pleurotus Eryngii) mushrooms on a white background
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King Trumpet (Pleurotus Eryngii) Liquid Culture

$15.00 USD
$15.00 USD
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King Trumpet mushrooms, also called King Oyster, have thick, meaty stems and small caps. Their savory, umami-forward flavor deepens when roasted or grilled. Often used as a plant-based alternative to scallops or steaks, their dense texture offers excellent bite. They also exhibit antioxidant and cholesterol-reducing properties, making them popular in health-conscious dishes.

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Growing Conditions

Pleurotus Eryngii
This is another strain of king oyster. Expect the same core experience. Thick stems, small caps, and a meaty bite that sears beautifully.

Best fit if you want a premium culinary mushroom that performs well in indoor grows and feels like a center of plate ingredient. CO2 strongly affects morphology. Higher CO2 yields longer stems.
  • Culinary
  • Hardwood & soy hulls (Master's mix)
  • Hardwood pellets or sawdust
  • Hardwood supplemented w/ bran
  • Indoor
  • Outdoor - Controlled
  • Top-Fruiting
6500K or daylight spectrum; 12 hours on, 12 hours off; Indirect light is fine
  • Intermediate

Compounds Identified in Pleurotus Eryngii

Every strain carries its own chemical signature. These are the compounds found in this species — documented in the scientific literature for anyone who wants to dig deeper.

5 Active Compounds

  • Beta glucans and polysaccharides

    Known Benefits

    • Immune modulation via pattern recognition receptors including Dectin-1. Supports innate immune signaling and downstream adaptive responses. Often studied for immune resilience and inflammation balancing.

  • Ergothioneine

    Known Benefits

    • Potent dietary antioxidant and cytoprotectant. Taken up by a dedicated transporter (OCTN1) and concentrated in some tissues. Studied for reducing oxidative stress and inflammation related damage.

  • Phenolics and polyphenols

    Known Benefits

    • Antioxidant and anti inflammatory actions. Often linked to improved oxidative stress markers and to gut microbiome interactions that may influence metabolic and cardiovascular health.

  • Lovastatin (mevinolin)

    Known Benefits

    • Inhibits HMG CoA reductase, the same cholesterol synthesis pathway targeted by statin drugs. In food context it is discussed for lipid lowering potential, though amounts vary by species, strain, and substrate.

  • Ergosterol

    Known Benefits

    • Provitamin D2 precursor in mushrooms. Converts to vitamin D2 with UV exposure. Also reported antioxidant and anti inflammatory activities in reviews.

Frequently Asked Questions

1 x 10ml Luer Lock Syringe filled with sterile mushroom liquid culture
1 x Luer lock cap (attached to syringe)
1 x Disposable 16g Luer Lock Needle
1 x Alcohol Prep Pad (70% Isopropyl Alcohol)
Rhizo Funga strives to produce superior liquid cultures by isolating and testing genetics from robust, high-performing specimens. Our lab utilizes advanced genetic isolation techniques, and aerates all liquid cultures ensuring vigorous mycelial growth, resulting in faster colonization, higher yields, and greater fruiting consistency . 
To maintain optimal performance and purity, always refrigerate your cultures upon arrival and practice strict aseptic techniques during handling and inoculation.We guarantee liquid culture syringes for 30 days after delivery. If you feel your syringe arrived contaminated or not as described, Contact us for a free replacement.
Liquid culture is made by sterilizing a nutrient solution—usually light malt extract or honey diluted in water—and inoculating it with a clean mycelium sample. The culture is then incubated and gently stirred or aerated until the mycelium fully colonizes the liquid, creating a nutrient-rich starter ready to inoculate grain or substrate.
Simply inject 1–2 mL of liquid culture into a sterilized grain bag or jar through the injection port, or onto an agar plate. Shake the bag lightly once mycelium becomes visible (around 20–30 % colonized) to distribute growth evenly.
A spore syringe contains un-germinated spores—essentially the genetic lottery of a mushroom species. A liquid culture, on the other hand, contains live, actively growing mycelium that’s already been isolated for vigor and purity. That means faster, more reliable colonization.
If you’re using a magnetic stir plate or aerated setup, once or twice per day is plenty to keep the mycelium suspended and oxygenated. Hand-swirl jars gently every day or two to prevent the mycelium from forming dense clumps.
Only if it’s filtered or distilled first. Tap water can contain chlorine, minerals, or microbial contaminants that inhibit growth. Clean, low-mineral water gives the most consistent results and prevents cloudy contamination.