--- product_id: 431090371 title: "Black Pearl King Oyster Mushroom Grain Spawn - 1 lb. Ready to Use - Grow Your Own Gourmet or Medicinal Mushrooms at Home or Commercially - for G2G Transfer or Pasteurized Straw Inoculation" brand: "liquid fungi" price: "S$67" currency: SGD in_stock: true category: "Liquid Fungi" url: https://www.desertcart.sg/products/431090371-black-pearl-king-oyster-mushroom-grain-spawn-1-lb-ready store_origin: SG region: Singapore --- # fast 12-day substrate colonization 100% organic rye grain spawn fridge storage up to 6 months Black Pearl King Oyster Mushroom Grain Spawn - 1 lb. Ready to Use - Grow Your Own Gourmet or Medicinal Mushrooms at Home or Commercially - for G2G Transfer or Pasteurized Straw Inoculation **Brand:** liquid fungi **Price:** S$67 **Availability:** ✅ In Stock ## Summary > 🍄 Elevate your grow game with Black Pearl King Oyster – where speed meets gourmet perfection! ## Quick Answers - **What is this?** Black Pearl King Oyster Mushroom Grain Spawn - 1 lb. Ready to Use - Grow Your Own Gourmet or Medicinal Mushrooms at Home or Commercially - for G2G Transfer or Pasteurized Straw Inoculation by liquid fungi - **How much does it cost?** S$67 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/431090371-black-pearl-king-oyster-mushroom-grain-spawn-1-lb-ready) ## Best For - liquid fungi enthusiasts ## Why This Product - Trusted liquid fungi brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Long Shelf Life:** Store refrigerated for up to 6 months without losing potency or vigor. - • **Rapid Growth Cycle:** Colonizes substrate in just 12 days, accelerating your harvest timeline. - • **Versatile Cultivation:** Perfect for both home growers and commercial scale with G2G transfer or straw inoculation. - • **Organic & Premium Quality:** Grown on 100% certified organic rye berries ensuring pure, sustainable cultivation. - • **Ready-to-Use Gourmet Powerhouse:** Arrives fully colonized and contamination-free for instant inoculation success. ## Overview The Black Pearl King Oyster Mushroom Grain Spawn is a premium, fully colonized organic rye grain spawn designed for fast and reliable mushroom cultivation. Ideal for both home and commercial growers, it colonizes substrates in just 12 days and fruits dense, meaty mushrooms. This strain thrives indoors on various substrates and can be stored refrigerated for up to 6 months, making it a versatile and efficient choice for gourmet or medicinal mushroom production. ## Description BLACK PEARL KING OYSTER MUSHROOM GRAIN SPAWN - Our Black Pearl King Oyster grain spawn is grown on 100% certified organic rye berries. It arrives contaminate free, fully developed, and ready to use. Black Pearl King Oyster Grain spawn is used to inoculate many bags of bulk substrate quickly, and is the choice methodology for medium and large scale growers. Simply break up the grain spawn well, then transfer some grains to each bag you want to inoculate. BLACK PEARL KING OYSTER MUSHROOM - The Black Pearl Oyster or Black Pearl King Oyster is a oyster mushroom (Pleurotus ostreatus) hybrid from Japan. It is the result of a cross between a European and an Asian Pleurotus ostreatus. It grows and looks much like Pleurotus eryngii (King Oyster) in the beginning as it matures it will look more like a Pleurotus ostreatus (Pearl Oyster). Black Pearl Kings are less finicky than Pleurotus eryngii, and are able to grow very well indoors. Grows on the same substrates as pearl or king oysters such as masters mix or hardwood sawdust (HWFP). It is a fast substrate colonizer that fruits dense, meaty mushrooms. ENVIRONMENT INFORMATION - Names: Black Pearl King Oyster, Black Pearl Oyster Classification: Pleurotus ostreatus Substrates: Rye Berries, Supplemented Sawdust, Straw Incubation Time: 12 Days Fruiting Temp: 60-75° F Fruiting Humidity: 90%-93% Fruiting Time: 10 Days ## Features - arrives fully colonized and ready to use - commercial high-yield strain - store in fridge up to 6 months ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09WJ1D3NG | | ASIN | B09WJ1D3NG | | Best Sellers Rank | #695,083 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #10,682 in Vegetable Plants & Seeds | | Brand Name | Liquid Fungi | | Container Type | Bag | | Customer Reviews | 3.2 3.2 out of 5 stars (7) | | Global Trade Identification Number | 00310003801604 | | Item Weight | 16 ounces | | Manufacturer | Liquid Fungi | | Manufacturer | Liquid Fungi | | Number of Items | 1 | | Number of Pieces | 1 | | Package Dimensions | 9 x 6 x 6 inches; 1 pounds | | Produce Sold As Format | Bunch | | Size | 1 Pound | | Specialty | Organic | | UPC | 310003801604 | | UPC | 310003801604 | | Unit Count | 16 Ounce | | Units | 16 Ounce | ## Product Details - **Brand:** Liquid Fungi - **Item Weight:** 16 ounces - **Number of Items:** 1 - **Produce sold as:** Bunch - **Unit Count:** 16 Ounce ## Images ![Black Pearl King Oyster Mushroom Grain Spawn - 1 lb. Ready to Use - Grow Your Own Gourmet or Medicinal Mushrooms at Home or Commercially - for G2G Transfer or Pasteurized Straw Inoculation - Image 1](https://m.media-amazon.com/images/I/61nictAwNaL.jpg) ## Frequently Bought Together - Black Pearl King Oyster Mushroom Grain Spawn - 1 lb. Ready to Use - Grow Your Own Gourmet or Medicinal Mushrooms at Home or Commercially - for G2G Transfer or Pasteurized Straw Inoculation - Shiitake Mushroom Grain Spawn - 1 lb. Ready to Use - Grow Your Own Gourmet or Medicinal Mushrooms at Home or Commercially - for G2G Transfer or Pasteurized Straw Inoculation - Blue Oyster Mushroom Grain Spawn - 1 lb. Ready to Use - Grow Your Own Gourmet or Medicinal Mushrooms at Home or Commercially - for G2G Transfer or Pasteurized Straw Inoculation --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sg/products/431090371-black-pearl-king-oyster-mushroom-grain-spawn-1-lb-ready](https://www.desertcart.sg/products/431090371-black-pearl-king-oyster-mushroom-grain-spawn-1-lb-ready) --- *Product available on Desertcart Singapore* *Store origin: SG* *Last updated: 2026-09-30*