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Oyster Mushroom Sawdust Spawn - (Pleurotus spp.) - 5lb

Oyster Mushroom Sawdust Spawn - (Pleurotus spp.) - 5lb

Regular price $28.00
Regular price $25.00 Sale price $28.00
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Grow gourmet mushrooms at home, in your garden, or at scale.

Oyster mushrooms are fast-growing, adaptable, and incredibly rewarding, whether you're just getting started or growing for market.

Use this spawn on straw, logs, wood chips, coffee grounds, and more.


Choose Your Oyster Variety

Each oyster mushroom has its own personality, here’s how to pick your perfect match:


Warm Blue Oyster (Pleurotus ostreatus)

One of our most reliable and widely grown strains.

  • Fruiting Temps: 50–80°F (can tolerate higher)
  • Best For: Year-round indoor growing
  • Flavor: Meaty, mild, slightly sweet

This is a go-to strain for beginners and commercial growers alike. It produces thick, beautiful clusters and performs consistently across a wide temperature range.


Cold Blue Oyster (Pleurotus ostreatus)

A stunning winter mushroom with deep blue tones.

  • Fruiting Temps: 35–50°F
  • Special Requirement: Needs a cold shock to fruit
  • Flavor: Meaty and sweet

Perfect for winter growing. The colder it gets, the deeper blue the caps become.


Brown Oyster (Pleurotus ostreatus)

A hearty, flavorful strain with serious culinary value.

  • Fruiting Temps: 50–75°F
  • Best Feature: Entire mushroom is edible, including the stem
  • Flavor: Rich, earthy, great meat substitute

Very CO₂ tolerant and ideal for indoor growing. Note: prefers opaque containers,  it doesn’t love clear bags.


Phoenix Oyster (Pleurotus pulmonarius)

The true summer oyster.

  • Fruiting Temps: 75–95°F
  • Best For: Hot climates and summer growing
  • Flavor: Sweet, soft, slightly anise-like

Fast-growing and excellent for warm-weather cultivation. Also useful for mycoremediation and breaking down organic material.


Pink Oyster (Pleurotus djamor)

Fast, vibrant, and fun to grow.

  • Fruiting Temps: 75–95°F
  • Growth Speed: Very fast (can fruit in 7–10 days)
  • Flavor: Seafood-like

Great for beginners, classrooms, and quick results. Best harvested young for ideal flavor and texture.


King Oyster (Pleurotus eryngii)

Thick, meaty, and incredibly satisfying.

  • Fruiting Temps: 50–65°F
  • Best Feature: Dense stem — perfect for slicing into “scallops”
  • Flavor: Rich, buttery, seafood-like

A bit more advanced to grow, but well worth it.


Aspen Oyster (Pleurotus populinus)

A mild, versatile oyster with wide appeal.

  • Fruiting Temps: 60–70°F
  • Flavor: Mild, adaptable to many dishes

Grows in beautiful shelf-like clusters. Great substitute for button mushrooms and produces multiple flushes.


Tarragon Oyster (Pleurotus euosmus)

A unique culinary oyster with herbal notes.

  • Fruiting Temps: 70–80°F
  • Flavor: Subtle tarragon/anise aroma

Delicate and flavorful. A favorite for chefs looking for something a little different.


Flamingo Oyster (Pleurotus salmoneostramineus)

A warm-weather performer similar to pink oyster.

  • Fruiting Temps: 70–98°F
  • Flavor: Similar to pink oyster

Fast-growing and adaptable to many substrates.


Mulberry Oyster (Pleurotus ostreatus)

A tough, resilient strain with impressive fruiting habits.

  • Fruiting Temps: 20–75°F
  • Best Feature: Fruits across a wide temperature range

Known to fruit multiple times per year - even in cold conditions.


Pearl Oyster (Pleurotus ostreatus)

The classic oyster mushroom — reliable, adaptable, and widely loved.

  • Fruiting Temps: ~55–75°F
  • Best For: Beginners and consistent production
  • Flavor: Mild, savory, slightly sweet

Pearl oysters are one of the most commonly cultivated oyster mushrooms for a reason. They grow quickly, form beautiful clusters, and perform well on a wide range of substrates both indoors and outdoors.


POHU (Hungarian Brown Oyster)

A rich, hearty oyster with excellent structure and flavor.

  • Fruiting Temps: ~50–75°F
  • Best For: Meatier dishes and robust growth
  • Flavor: Deep, earthy, slightly nutty

This strain is a favorite for growers looking for a more substantial oyster mushroom. It holds up well in cooking and produces thick, satisfying fruiting bodies.


Grey Dove Oyster

Elegant, productive, and easy to work with.

  • Fruiting Temps: ~55–75°F
  • Best For: Indoor growing and consistent flushes
  • Flavor: Mild and versatile

Grey Dove produces attractive clusters with soft grey tones and dependable yields. A great all-around strain for growers who want both beauty and performance.


Sporeless Oyster

Cleaner growing, same great oyster performance.

  • Fruiting Temps: ~55–75°F
  • Best For: Indoor growers and enclosed spaces
  • Flavor: Mild, similar to classic oyster varieties

This strain produces little to no spores, making it ideal for indoor cultivation where spore load can become an issue over time. A great choice for grow rooms, greenhouses, and repeated production cycles.


Specialty Strains

We produce select varieties in small batches for peak performance, including:

  • POHU (Hungarian Brown)
  • Grey Dove
  • Sporeless Oyster
  • King Black Pearl

These are grown fresh to order for stronger yields and better results.


Where Can I Grow These?

Outdoors:
 Hardwood logs, stumps, buried in the garden. 

Indoors:
 Straw, cottonseed hulls, coffee grounds, paper, cardboard, and other agricultural byproducts.


Fresh-to-Order Spawn

We produce our spawn in small batches for maximum vigor.

  • Most orders ship in 1–2 business days
  • Specialty strains may take 4–6 weeks

Fresh spawn means:

  • Faster colonization
  • Stronger flushes
  • Higher yields

Why Grow Oyster Mushrooms?

  • Fast and beginner-friendly
  • Grows on a wide variety of materials
  • Delicious, meaty texture
  • Great for home use or market growing

Need Help Getting Started?

Check out our full guide to growing oyster mushrooms on different substrates.

ZONE FRUITING MAP

ARTICLES

FULL INSTRUCTIONS

 

What is oyster mushroom sawdust spawn?
Oyster mushroom sawdust spawn is a fully colonized growing medium used to inoculate materials like straw, hardwood logs, coffee grounds, and other agricultural byproducts to grow oyster mushrooms.
What can I grow oyster mushrooms on?
Oyster mushrooms are extremely versatile and can grow on a wide range of materials, including:

• Hardwood logs and stumps (oak, maple, poplar, sweetgum, and more)
• Straw and cottonseed hulls
• Coffee grounds
• Paper and cardboard
• Other agricultural byproducts
Which oyster mushroom variety should I choose?
It depends on your growing conditions:

• Cold weather (35–50°F): Cold Blue
• Cool to moderate (50–75°F): Warm Blue, Brown, King Oyster
• Warm weather (75–95°F): Pink, Phoenix, Flamingo

Beginner-friendly: Warm Blue, Pink Oyster
Meaty texture: King Oyster, Brown Oyster

Each variety has slightly different temperature preferences and flavor profiles.
What temperatures do oyster mushrooms need to grow?
Fruiting temperatures vary by variety:

• Cold Blue: 35–50°F (requires cold shock)
• Warm Blue: 50–80°F (can tolerate higher)
• Phoenix & Pink: 75–95°F
• King Oyster: 50–65°F

Choosing the right strain for your environment is key to success.
Do oyster mushrooms need a cold shock to fruit?
Some varieties do.

Cold Blue Oyster requires a cold shock (near-freezing temps) to trigger fruiting.
Most other oyster varieties do not require this step.
Can I grow oyster mushrooms indoors?
Yes! Oyster mushrooms grow extremely well indoors.
For best results, use:

• Pasteurized straw
• Cottonseed hulls
• Other agricultural byproducts

They are one of the easiest mushrooms to grow at home.
Can I grow oyster mushrooms outdoors?
Yes. Outdoors, oyster mushrooms can be grown on many agricultural waste products, such as cereal straws. They prefer to be grown in containers, and this can be done in a greenhouse setting or jsurt plain outdoors, as long as the area is shaded out.
How fast do oyster mushrooms grow?
Oyster mushrooms are fast growers.
Some varieties (like Pink Oyster) can fruit in as little as 7–10 days under ideal conditions.
Most varieties produce multiple flushes over time.
How many harvests (flushes) can I expect?
Most oyster mushroom grows will produce 2–3 flushes, depending on conditions and substrate.
What do oyster mushrooms taste like?
Oyster mushrooms are:

• Meaty and savory
• Slightly sweet
• Some varieties have seafood-like flavors

They are excellent sautéed, grilled, or used as a meat substitute.
Are oyster mushrooms beginner-friendly?
Yes — they are one of the easiest mushrooms to grow.

They tolerate a wide range of conditions and colonize quickly, making them ideal for beginners.
When will my order ship?
• Most spawn ships within 1–2 business days (Mon–Thu)
• Specialty strains may take 4–6 weeks because they are made fresh to order
Why do specialty strains take longer to ship?
We produce specialty spawn in small, fresh batches to ensure:

• Faster colonization
• Stronger yields
• Lower contamination rates

Fresh spawn performs better — especially for growers selling to markets or restaurants.
Can I order multiple strains with different shipping times?
Yes, but if you need faster shipping for certain items, we recommend placing separate orders so ready-to-ship items aren’t delayed.
What makes your spawn different?
Our spawn is:

• Produced fresh (not sitting on a shelf)
• Selected for strong performance and yield
• Used by home growers and commercial producers alike

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