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B>02 micron gas-exchange filter - each bag has a high quality 02 micron filter that allows fresh air exchange during the spawn colonization process. B>proudly made in the usa: highest quality mushroom bags available.



Proudly made in the usa. Best quality mushroom bags available/ - These ags are the est quality mushroom spawn ags availale and will help you easily make perfect grain spawn ags every time.


If you have a fruiting chamber, you may transfer your all-in-one kit once the mycelium has taken over the grain. Vaccum sealed for quality.
Afterwards, make sure to do plenty of research in proper mushroom growing practices. We vacuum seal our product so you are guaranteed the highest quality when using your substrate. Perfectly hydrated substrate and rye berry grains. Our all-in-one grow bag is the only combination of substrate and grain you need to grow mushrooms in a convenient and simple way. Simply inject mushroom liquid culture into the self-healing port and wait! This is especially nice for those that may not have much time to spend on their mushroom growing hobby.



Depending on the spawn material. Best if used within 3-6 months from delivery. Gusseted - these bags expand to fit 3-5 pounds of grain spawn. Used by professional cultivators and hobbyists alike.
1. Out-Grow
#ad
Rye Berry Mushroom Substrate Grow Bags with Self Healing Injection Port 3lbs Bag 2
#adOut-Grow #ad - Five-micron filter patch to allow gas exchange and keep contamination out. Large 3lb mushroom grow bag. Mushroom grow bag has a self-healing injection port. Fully hydrated, sterilized with gypsum and nutrients added. Easy to use and simplifies mushroom cultivation.More information #ad
Brand | Out-Grow #ad |
Manufacturer | Out-Grow® #ad |
Weight | 3 Pounds |
Warranty | We will replace any item that arrives defective. Please inspect all items prior to use. |
More information #ad
2. Generic
#ad
0.2 Micron Gas Filter, 3 Mil. Pack of 10, Mushroom Spawn Bags with self-Healing Injection Port, Medium 4″Deep X 5″ Wide X 18″ Tall, Milliken Mushroom Supply, Trusted by The Pros
#adGeneric #ad - Breathable 02 micron filter helps to block airborne particulates while providing plenty of fresh-air needed for healthy mycelium growth. B>most versatile mushroom bags on the market - use for grain spawn or as an all-in-one mushroom Grow Bag.B>02 micron gas-exchange filter - each bag has a high quality 02 micron filter that allows fresh air exchange during the spawn colonization process. B>proudly made in the usa: highest quality mushroom bags available.
More information #ad
B>convenient inoculation - the integrated "self-healing" injection port allows for fast and easy inoculation with spore syringe or liquid culture syringe. B>best quality mushroom bags available - these bags are the best quality mushroom spawn bags available and will help you easily make perfect grain spawn bags every time.Brand | Generic #ad |
Height | 18 Inches |
Length | 4 Inches |
Width | 5 Inches |
More information #ad
3. Out-Grow
#ad
Rye Berry Mushroom Substrate Grow Bags with Self Healing Injection Port 3lbs Bag 4
#adOut-Grow #ad - Five-micron filter patch to allow gas exchange and keep contamination out. Mushroom grow bag has a self-healing injection port. Large 3lb mushroom grow bag. Fully hydrated, sterilized with gypsum and nutrients added. Easy to use and simplifies mushroom cultivation.More information #ad
Brand | Out-Grow #ad |
Manufacturer | Out-Grow® #ad |
Weight | 3 Pounds |
Warranty | We will replace any item that arrives defective. Please inspect all items prior to use. |
More information #ad
4. Out-Grow
#ad
Sterilized Rye Berry Mushroom Substrate with Self Healing Injection Port 6
#adOut-Grow #ad - Five micron filter patch for gas exchange while keeping contaminations out. Easy to use and can be stored for up to 4 months.More information #ad
Self healing injection port to help guard against contamination during inoculation. Great for any gourmet mushroom mycelium. Hydrated and fully sterilized ready to use out of the box.Brand | Out-Grow #ad |
Manufacturer | Out-Grow LLC #ad |
Weight | 1 Pounds |
More information #ad
5. Generic
#ad
Durable, & Tear Resistant3 Quart / 3 Pound, Generic Mushroom Grow Bags with Self Healing Injection Port, 25 Milliken Supply 0.2 Micron Filter Patch Thick 3mm Polypropylene Autoclavable
#adGeneric #ad - Most versatile mushroom bags on the market/ - use for grain Spawn or as an All-in-one Mushroom Grow Bag. 02 micron gas-exchange filter/ - Each ag has a high quality 02 micron filter that allows fresh air exchange during the spawn colonization process.Proudly made in the usa. Best quality mushroom bags available/ - These ags are the est quality mushroom spawn ags availale and will help you easily make perfect grain spawn ags every time.
More information #ad
Convenient inoculation/ - the integrated "self-healing" injection port/ allows for fast and easy inoculation with spore syringe or liquid culture syringe. Breathale 02 micron filter helps to lock airorne particulates while providing plenty of fresh-air needed for healthy mycelium growth.Brand | Generic #ad |
Manufacturer | Milliken Mushroom Supply, Ltd #ad |
Height | 18 Inches |
Length | 4 Inches |
Weight | 3 Pounds |
Width | 5 Inches |
More information #ad
6. Out-Grow
#ad
Rye Berry Mushroom Substrate Grow Bags with Self Healing Injection Port 3lbs Bag 1
#adOut-Grow #ad - Large 3lb mushroom grow bag. Five-micron filter patch to allow gas exchange and keep contamination out. Mushroom grow bag has a self-healing injection port. Easy to use and simplifies mushroom cultivation. Fully hydrated, sterilized with gypsum and nutrients added.More information #ad
Brand | Out-Grow #ad |
Manufacturer | Out-Grow® #ad |
Weight | 3 Pounds |
Warranty | We will replace any item that arrives defective. Please inspect all items prior to use. |
More information #ad
7. ES EVVIVA SCIENCES
#ad
Self-Healing Injection Port, All in One Mushroom Grow Bag – Coco Coir & Rye Berry Grains 1.5 LBS – Vacuum Sealed, Easy to Use Grow Kit
#adES EVVIVA SCIENCES #ad - We have tested various levels of hydration and found a ratio that supports healthy growth. Grow mushrooms in a passive and reliable way with your new all-in-one grow bag! Straight from the bag or into a fruiting chamber. Our all-in-one grow bag is a great choice whether you are on day one of your mushroom growing adventure, or already decades in! It is both simple and effective with little to no maintenance required in the beginning.If you have a fruiting chamber, you may transfer your all-in-one kit once the mycelium has taken over the grain. Vaccum sealed for quality.
More information #ad
All in one bag - coco coir substrate & rye berry grain. The hydration level of both coco coir and rye berry grain is crucial for proper and abundant growth. While growth directly from the bag is excellent, fruiting chambers are a fun and reliable option. Convenient all-in-one kit. Afterwards, make sure to do plenty of research in proper mushroom growing practices. We vacuum seal our product so you are guaranteed the highest quality when using your substrate. Perfectly hydrated substrate and rye berry grains. Our all-in-one grow bag is the only combination of substrate and grain you need to grow mushrooms in a convenient and simple way. Simply inject mushroom liquid culture into the self-healing port and wait! This is especially nice for those that may not have much time to spend on their mushroom growing hobby.
Brand | ES EVVIVA SCIENCES #ad |
Manufacturer | ES EVVIVA SCIENCES #ad |
Height | 5 Inches |
Length | 4 Inches |
Weight | 1.5 Pounds |
Width | 5 Inches |
More information #ad
8. BetterFungi
#ad
BetterFungi 3 Lb Sterilized Grain Bag with Injection Port Wheat, Make Your Own Master Grain Spawn
#adBetterFungi #ad - Self-healing Injection Port for easy inoculation. Please inspect the product on arrival for any issues and report same within 48 hours. 3 lbs of sterilized grain in a plastic grow bag with 02 filter. Please note that this is a perishable product - Please refrigerate if not used immediately after receiving the product.More information #ad
Due to unreliable nature of liquid culture/spores, seller is not responsible for this product once it has been inoculated or if issues not reported within 48 hours whichever occurs first.Brand | BetterFungi #ad |
Manufacturer | BetterFungi #ad |
Weight | 3 Pounds |
More information #ad
9. Out-Grow
#ad
Sterilized Rye Berry Mushroom Substrate with Self Healing Injection Port 12
#adOut-Grow #ad - Self healing injection port to help guard against contamination during inoculation. Great for any gourmet mushroom mycelium. Five micron filter patch for gas exchange while keeping contaminations out.More information #ad
Hydrated and fully sterilized ready to use out of the box. Easy to use and can be stored for up to 4 months.Brand | Out-Grow #ad |
Manufacturer | Out-Grow LLC #ad |
Weight | 1 Pounds |
More information #ad
10. Generic
#ad
10 Autoclave Safe Mushroom Bags with 0.2 Micron Filter, Fits 3 Quarts of Grain Spawn for Growing Mushrooms, Biodegradable Spawn Bags with Self-Healing Injection Port
#adGeneric #ad - Biodegradable - do your part to reduce plastic waste by using eco-friendly mushroom bags. Injection port - Easily inoculate your spawn with the integrated self-healing injection ports.Depending on the spawn material. Best if used within 3-6 months from delivery. Gusseted - these bags expand to fit 3-5 pounds of grain spawn. Used by professional cultivators and hobbyists alike.
More information #ad
Designed using a proprietary plastic blend, these bags will degrade over time when exposed to light and air. Professional mushroom spawn bags - these mushroom spawn bags are high strength, pressure cooker safe, and will remain flexible even after sterilization. Usa made mush bags - Support local small businesses! .Brand | Generic #ad |
Manufacturer | Milliken Mushroom Supply #ad |
Height | 18 Inches |
Length | 4 Inches |
Width | 5 Inches |
More information #ad