• 3lb Millet Sterile Mushroom Grain Spawn - Mycologysimplified
  • 3lb Millet Sterile Mushroom Grain Spawn - Mycologysimplified
1 2

Mycology Simplified

3lb Millet Sterile Mushroom Grain Spawn - Turbocharge Your Cultivation

Millet is a preferred grain spawn for mushroom cultivation due to its nutrient-rich composition, small size facilitating faster colonization, uniformity ensuring even mycelial distribution, widespread availability, and versatility across various mushroom species.

Key Features:

  • Organic white millet grain for rapid, robust mycelium growth.
  • Made in a Unicorn 4T bag
  • Self-healing injection port for hassle-free inoculation.
  • Vacuum Sealed in a second 4mil bag for extended shelf life and guaranteed sterility.

Exceptional Performance: Our grain spawn bags are meticulously crafted using only the finest materials, ensuring both maximum performance and lasting durability. Expect nothing less than lightning-fast mycelial colonization.

*Legal Disclaimer: We assume no responsibility for your usage of the product. Sales are final, and any product concerns will be addressed on a case-by-case basis.


Grain Spawn Quantity Discounts

Buy Save pay
5 or more 10% off $9.89
10 or more 13% off $9.56
15 or more 15% off $9.34
20 or more 20% off $8.79
$10.99
$15.00 $10.99
Sale Sold out
Shipping calculated at checkout.
Click here for Current Lead Times on all products! As of today we have a 2-3 day average depending on the product. View full details

Dont Forget your Substrate

Let customers speak for us

from 414 reviews
Sorghum Yeast Agar (SYA)
Jared Shoen
The Best

These plates are perfect. Clean and great recipe for healthy growth. Everything I’ve ever ordered from Mycology Simplified has been outstanding quality. Highly recommend these guys for grain as well. The best I’ve found.

Sorghum Yeast Agar (SYA)
Sorghum Yeast Agar (SYA)
Cecil Garrett
Great

It's fast and throws ropes..I'm pretty new but people are saying my transfers are some of the best they have seen

Sorghum Yeast Agar (SYA)
3lb Milo / Sorghum Mushroom Grain Spawn Sterile
Stevie

So far so good

3lb Milo / Sorghum Mushroom Grain Spawn Sterile
6qt Shoebox Refill Kit | Mushroom & Grain Combo
Matt

Arrived quickly and NOT contaminated, I really like these guys!

6qt Shoebox Refill Kit | Mushroom & Grain Combo
Simple Mushroom Substrate
MYcO

Best stuff on the market!! Love it!! This is all I will buy

Simple Mushroom Substrate
3lb Millet Sterile Mushroom Grain Spawn
N.Q.

Absolutely love this! Perfect results in my research. I’m a return customer and will definitely continue to be one because their products are the best hands down!

3lb Millet Sterile Mushroom Grain Spawn
Simple Mushroom Substrate
Cameron

Made respect the put the delivery instructions printed out on box this I loved product is bagged 2 time new favorite place to get my substrates and supplies

Simple Mushroom Substrate
Drippy Corn Mushroom Grain Spawn
EMILEE

Showing signs of growth in 1 week

Drippy Corn Mushroom Grain Spawn
3lb Milo / Sorghum Mushroom Grain Spawn Sterile
Michael

as desribed

3lb Milo / Sorghum Mushroom Grain Spawn Sterile
5LB Corn Mushroom Grain Spawn
Preston

Love the packaging!! Always come quickly and no issues at all. Previous ones have colonized great with no contamination. My go to for grain bags. Be blessed today and always😎

5LB Corn Mushroom Grain Spawn
Masters Mix Substrate
charles

Have not used the item yet! However some people complained about shipping time, my items shipped the next day and was in my hands 3 days later. Very quick shipping, clean, professional and sterile looking bagged Substrate. I’m going to say it is perfect for mycologists

Masters Mix Substrate
Sorghum Yeast Agar (SYA)
edward

Love these different types of agar

Sorghum Yeast Agar (SYA)
MYA Agar With Carbon
edward

Will never use another site for my agar

MYA Agar With Carbon
Drippy Corn Mushroom Grain Spawn
edward

I order at least every three weeks and I'll continue

Drippy Corn Mushroom Grain Spawn
3lb Milo / Sorghum Mushroom Grain Spawn Sterile
Noah

High quality packaging, quick shipping, overall great experience.

3lb Milo / Sorghum Mushroom Grain Spawn Sterile