Mushroom Spawn

5 products

  • Sale -6% 100 Lion's Mane Mushroom Plug Spawn - Seed World 100 Lion's Mane Mushroom Plug Spawn - Seed World

    Shipped from Annville, Pennsylvania, USA 100 Lion's Mane Mushroom Plug Spawn

    Lion's Mane Mushroom Plug Spawn Lions Mane Mushroom Plug Spawn. 100 plugs on spiral cut dowels.Spiral cut helps to ensure more valuable mycelium stays in the grooves when hammered in. Used to inoculate freshly cut logs. Inoculated with spawn made with certified organic grains.Lions Mane grows on hardwood trees and is one of the few that will actually grow on walnut. Fresh cut logs should be used to prevent competitor fungi. Quantity: approx 100 plugs of Lion's Mane Mushroom Spawn

    $26.31 $24.73

  • 100 Shiitake Mushroom Plug Spawn – Easy Log Inoculation - Seed World 100 Shiitake Mushroom Plug Spawn – Easy Log Inoculation - Seed World

    Shipped from Annville, PA, USA 100 Shiitake Mushroom Plug Spawn – Easy Log Inoculation

    100 Shiitake Mushroom Plug Spawn – Grow Your Own Mushrooms at Home Ready to grow delicious shiitake mushrooms right in your backyard? These shiitake mushroom plug spawns are designed for easy log inoculation and high yield production. Strain 3790 performs best between 55–75°F and is known for reliable fruiting on hardwood logs. Why Choose These Shiitake Plug Spawns? 🍄 100 pre-inoculated plugs – fast colonization on hardwood 🌳 Perfect for log inoculation – spiral cut helps secure plug in place 💧 Grows best in oak, beech, and maple logs 🌱 Certified organic grain spawn – clean and high-performing 📦 Sealed & shipped from the USA What’s Included? You’ll receive approximately 100 shiitake mushroom plug spawns in a sealed, sterile pack. Ideal for DIY mushroom cultivation with minimal tools required. Planting Instructions Best Time to Inoculate: Early spring or fall Log Types: Oak, maple, beech (fresh-cut, not rotten) Plug Placement: Drill holes, insert plugs, wax seal Fruiting Temperature: 55–75°F (13–24°C) Wait Time: 6–12 months for first fruiting FAQs How long until mushrooms appear? Expect your first shiitake mushrooms in 6 to 12 months, depending on log type, moisture, and temperature. Can I use any type of wood? Shiitake thrives on hardwoods like oak, maple, and beech. Avoid softwoods and rotting logs. How do I store unused plugs? Store in the fridge at 34–38°F (1–3°C) for up to 6 months in their sealed bag. Where to buy Shiitake mushroom plug spawn for sale? At Seeds World, we offer fresh shiitake plug spawn shipped quickly from the U.S. for optimal viability and results.

  • Live Portobello Mushroom Spawn - 1 Lb. - Seed World

    Live Portobello Mushroom Spawn - 1 Lb.

    Delivery within 1 week

    Nurture Gourmet Delights: Discover Portobello Mushroom Spawn Today! Delve into Culinary Mastery: Introducing Portobello Mushroom Spawn. Elevate your dining experience with homegrown gourmet treasures. Our top-tier Portobello Mushroom Spawn empowers you to nurture bold, flavorful mushrooms that tantalize your palate and enrich your recipes. From soil to stove, relish the gratification of cultivating your own culinary marvels. Embark on your flavor-filled journey now – harness the potential of Portobello Mushroom Spawn and relish the incomparable joy of harvesting your very own gourmet marvels. Season: Varies by region, typically spring to early summer USDA Zones: Zones 7-10 Height: Variable, typically 4-6 inches Bloom Season: Late spring to early summer Bloom Color: Lavender-pink Environment: Outdoor gardens, rockeries, containers Soil Type: Well-draining, nutrient-rich Deer Resistant: Yes Latin Name: Pinguicula primuliflora Temperature: Prefers cool to mild temperatures Germ Time: 2-4 weeks on average Light Required: Bright, indirect sunlight Depth: Surface sow (light needed for germination) Sowing Rate: 5-10 seeds per square inch Moisture: Consistently moist, avoid waterlogging Plant Spacing: 6-8 inches apart These are live mycelium grain cultures that are moist or wet.Great mushroom for every climateAmong the finest for beginnersGrows on a composted mixture of straw and chicken/horse dung.

    Delivery within 1 week

    $62.00

  • 100 Variety Pack - Mushroom Plug Spawn - Seed World 100 Variety Pack - Mushroom Plug Spawn - Seed World

    Ships from: Palmyra, PA 100 Variety Pack - Mushroom Plug Spawn

    Mushroom Plug Spawn Variety Pack – Grow 4 Gourmet Mushroom Types at Home Shiitake • Lion’s Mane • Grey Oyster • Gold OysterBeginner-Friendly | Low Investment | High Yield Start your mushroom-growing journey with this easy-to-use variety pack of Mushroom Plug Spawn, perfect for home gardeners and DIY foodies. Each pack includes 4 bundles of 25 plugs, featuring Shiitake, Lion’s Mane, Grey Oyster, and Gold Oyster mushrooms—all grown on spiral-cut dowels for maximum mycelium retention and colonization success. 🍄 What’s Included:• 4 x 25 Mushroom Plug Spawn Packs• Premium spiral-cut hardwood dowels inoculated with live mycelium• Each 25-pack inoculates one log (approx. 40" long) 🌿 Why You’ll Love It:• Grow multiple gourmet varieties at home• Great for logs, stumps, or backyard mushroom gardens• Spiral-cut dowels hold more mycelium for better growth• Fun, sustainable, and rewarding• Perfect for beginners—no fancy setup required Whether you're growing for fun, food, or function, this plug spawn variety pack is the perfect way to explore the delicious world of homegrown mushrooms—without a big investment!

  • Wine Cap Mushroom Grain Spawn – 1lb (Stropharia rugoso-annulata) - Seed World Wine Cap Mushroom Grain Spawn – 1lb (Stropharia rugoso-annulata) - Seed World

    Wine Cap Mushroom Grain Spawn – 1lb (Stropharia rugoso-annulata)

    Grow Gourmet Mushrooms with Wine Cap Mushroom Grain Spawn – 1lb Looking to cultivate your own edible mushrooms? Our wine cap mushroom grain spawn lets you grow delicious, earthy mushrooms at home or in your garden. These fast-growing mushrooms, known for their rich flavor and burgundy-hued caps, are perfect for outdoor cultivation on wood chips or compost. Why Choose Wine Cap Mushrooms? 🍄 Large and flavorful mushrooms – earthy, nutty taste 🌱 Fast colonization & easy to grow – ideal for gardeners 🌞 Grows in partial to full sun outdoors 📦 1lb premium grain spawn – sealed for freshness How to Grow Them Best Time to Start: Late spring through fall Substrate: Hardwood chips, straw, compost-rich soil Temperature: 50–77°F (10–25°C) Moisture: Keep consistently moist – do not allow to dry out Harvest: Ready to pick when caps fully expand and are still young Product Details Mushroom Type: Wine Cap (Stropharia rugoso-annulata) Pack Size: 1 lb grain spawn Growing Method: Outdoor cultivation – beds or raised mounds Yield: Multiple flushes of large mushrooms over time Deer Resistant: Generally unappealing to deer and pets Cooking Uses: Sautéing, grilling, soups, and roasting FAQs Is this wine cap spawn or dried mushroom? This is live grain spawn – not dried mushrooms. It is a living culture for growing fresh mushrooms. How much area will 1lb cover? One pound of grain spawn typically covers 5–10 sq. ft. depending on substrate and conditions. Can I grow these mushrooms indoors? Wine caps are best suited for outdoor growing in garden beds or wood chip piles. Indoor growth is not recommended. Where to buy wine cap mushroom grain spawn for sale? At Seeds World, we offer premium wine cap mushroom grain spawn with fast shipping across the U.S. Order now and start growing gourmet mushrooms at home.

Cultivate Your Passion for Mushrooms with high-quality spawns with us!

Whether you’re an aspiring mycologist or simply enjoy growing organic mushrooms, Seeds World offers an exotic collection of mushroom spawns! It includes Lion's Mane, Shiitake, Wine Cap mushroom plug spawn, and more. Each type is specially packaged for optimal freshness, providing an exciting home-growing experience. You can also buy a PVC Mushroom Spawn grow bag at our website, which will protect your mushroom spawns from contamination. With keen attention to quality and customer satisfaction, Seed World is your ultimate partner in exploring this fascinating garden of possibilities. 

Check out our collection of mushroom spawns for sale now and find a perfect spawn to grow your own exotic mushroom in your backyard! 

Our Mushroom Spawn Range

Lion's Mane Mushroom Plug Spawn


Lion's mane mushrooms (Hericium erinaceus) are cultivated using the plug spawn method, which involves inoculating hardwood logs, such as oak or beech, with mushroom plugs. This method allows the fungi to grow slowly over several months to years, mimicking their natural environment. The logs are drilled, filled with the spawn, and sealed with wax to maintain moisture and protect from contaminants. Optimal conditions for growth include shaded, humid environments with temperatures between 55-75°F (13-24°C). 

Shiitake Mushroom Plug Spawn

Shiitake mushrooms (Lentinula edodes) are one of the most popular edible mushrooms worldwide. They are commonly grown on hardwood logs using plug spawn, which allows for easy inoculation. Shiitake mushrooms have a rich, umami flavor and are often used in Asian cuisine. Their cultivation process typically requires patience, as shiitake mushrooms can take several months to fruit after inoculation​. Once established, these mushrooms can produce multiple flushes, making them a sustainable and rewarding crop for both home growers and commercial producers.

Live Portobello Mushroom Spawn (Agaricus Bisporus)

Portobello mushrooms are one of the most popular edible mushrooms worldwide, recognized for their meaty texture and rich, earthy flavor. They are widely cultivated and can be grown on a large scale. Our Portobello Mushroom Grain Spawn is grown on certified organic rye berries and is ready to inoculate bulk substrate quickly. Ideal for medium and large-scale growers, this spawn can be transferred to bulk substrate bags using a flow-hood or bio-cabinet. Portobello mushrooms are often used in grilling, sautéing, or stuffed as a meat substitute due to their substantial texture and umami flavor.

Wine Cap Mushroom Grain Spawn (Stropharia rugoso-annulata)

Our Wine Cap mushrooms, also known as "Garden Giants," are perfect for beginners. They are known for their ease of cultivation and their mild, earthy flavor that pairs well with artichokes and potatoes. Wine Cap mushrooms can be grown on hardwood chips or straw beds, and they colonize quickly, producing reliable flushes for several years. This makes them an excellent option for beginners. The mushrooms feature port-wine-colored caps and white stalks, which are great for braising, sautéing, grilling, or pickling. Plant in partially shaded areas to reduce the need for watering, and add fresh woody material each year to maintain the health of the bed. Sawdust spawn can be used for quicker fruiting in the first year.

Growing Essential 

PVC Mushroom Spawn Grow Bag

Our PVC Mushroom Spawn Grow Bag is made from long-lasting, high-temperature-resistant polypropylene. It is designed for efficient mushroom cultivation and measures 5" x 20". It features a square gusset to increase mushroom yield and an air vent window (0.2um aperture) for proper gas exchange without contamination. The pre-sealable design reduces labor and shortens the mycelial fermentation cycle, making it ideal for both amateur and commercial mushroom growers.

How To Take Care Of Mushroom Spawns

Taking care of mushroom spawn involves specific storage and handling practices to secure its viability and effectiveness for cultivation. Here are some essential tips that you can incorporate:

Storage Conditions

Store your mushroom spawn in a cool, dark place, ideally between 35°F to 50°F (2°C to 10°C). A refrigerator or a cool basement works well. Avoid freezing, as it can damage the mycelium​.

Humidity

To prevent the spawn from drying out, maintain its humidity levels around 70% to 80%. Use a hygrometer to monitor levels, and consider placing a dish of water or damp cloth in the storage area​.

Ventilation

Maintain a good airflow to prevent mold and bacterial growth while avoiding excessive drafts. Proper ventilation helps keep the environment conducive for spawn longevity.​

Contamination Prevention

Always sanitize your hands before handling the spawn, and use clean, sterile tools and containers. Seal storage containers tightly to keep out airborne contaminants​.

Regular Inspection 

Regularly check the spawn for any signs of contamination, such as mold or unusual textures, and dispose of any affected portions immediately​.

Labelling and Organization

Clearly label storage containers with details like species, strain, and storage date to manage your supplies efficiently.

Grow your own gourmet mushrooms with high-quality spawns from Seeds World. Don’t forget to check out our collection of premium Mushroom Seeds

FAQ’s

Q1: How do I choose the right mushroom spawn for my needs?

Choosing the right mushroom spawn depends on factors like your growing conditions, the mushroom species you want to cultivate, and the substrate available. For beginners, easy-to-grow varieties like oysters or shiitake mushrooms are recommended. Additionally, consider the growing environment—indoors, outdoors, or in controlled settings​

Q2: What is a mushroom grain spawn?

Mushroom grain spawn refers to a substrate (like rye or millet grains) that has been colonized by mushroom mycelium. It’s commonly used in commercial and home cultivation as a medium to introduce mycelium to bulk substrates like straw or sawdust, which then grow into fruiting mushrooms​

Q3: Can mushroom spawn be frozen?

Mushroom spawn should not be frozen. Freezing damages the mycelium and can result in a loss of viability. It’s best to refrigerate it as freezing leads to cell wall rupture, killing the delicate mycelium.

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