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2lb x8 RYE Grain Masters Grow Bags * Grain Spawn * FREE SHIPPING! *  Sterilized Ready to Inoculate.  Filter Patch built in, Just Add Spores!
2lb x8 RYE Grain Masters Grow Bags * Grain Spawn * FREE SHIPPING! *  Sterilized Ready to Inoculate.  Filter Patch built in, Just Add Spores!
2lb x8 RYE Grain Masters Grow Bags * Grain Spawn * FREE SHIPPING! *  Sterilized Ready to Inoculate.  Filter Patch built in, Just Add Spores!
2lb x8 RYE Grain Masters Grow Bags * Grain Spawn * FREE SHIPPING! *  Sterilized Ready to Inoculate.  Filter Patch built in, Just Add Spores!

2lb x8 RYE Grain Masters Grow Bags * Grain Spawn * FREE SHIPPING! * Sterilized Ready to Inoculate. Filter Patch built in, Just Add Spores!

Regular price
$107.95
Sale price
$105.95

2 lbs each GRAIN MASTERS x8 **FREE SHIPPING for a LIMITED TIME!**

We've taken everyone's favorite Rye Berries and added our decades of cultivation experience to create a blisteringly fast mycelium growth medium.

INGREDIENTS: Organic Rye Grains locally sourced and perfectly prepped, Powdered Millet, Powdered Calcium, Norwegian Kelp, Course Vermiculite, and our own secret mix of booster nutrients.

Guaranteed Sterile and 100% Ready to Use

Add 2-3 cc from your Spore Syringe (Not Provided) and get ready to see colonization in record setting times! Amazing results with many types and species of mushrooms. Once fully colonized these are often used for bulk substrate inoculation to expand or as grain trays in conjunction with our Hydrated Casing Mix.

Suited for growing a huge variety of species.

Sterilized and ready to use. Just add the spores of our choice and get ready to see colonization in no time. Amazing results with many types and species of mushrooms. Often used for bulk substrate inoculation to expand the fruiting mass.

Ready to inoculate bags have built in 0.03 micron filter for perfect air exchange with zero chance of contamination.
Moisture balanced and ready to inoculate with your choice of spore syringe.

Each bag weighs approx two pounds.

Customer Reviews

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Grain master bags are Great.

These grain master bags are great. They are really taking off for me. The price is the best is the best I've seen on the internet. I'm quite experienced at growing mushrooms and I was not disappointed at all!