Orchid Society of Middle Tennessee

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6-Pack Sterilized Popcorn Grain Spawn – 1 lb Bags with Injection Ports

July 8, 2026

Designed forlarger grows and multi-batch projects, each bag features aself-healing injection port foreasy, contamination-free inoculation using2-4 cc of liquid culture or spore solution.

Four Quart Jars of Sterilized Rye Grains with Self Healing Injection Ports

July 8, 2026

4 X Quart Jars of Sterilized Rye Grains with Self Healing Injection Ports Get started on your mushroom cultivation journey with Out-Grow’s 4 X Quart Jars of Fully Hydrated and Sterilized Rye Grains with Self-Healing Injector Lids and 2 Micron Gas Exchange Filters. Our jars are filled a little over 3/4 of the way with sterilized rye berries, and are sterilized and ready to use right out of the box. Simply inject 2-4 ml of your favorite gourmet mushroom culture solution and let it fully colonize at room temperature for approximately 30 to 45 days. Once colonized, the grains can be used for grain transfers or spawned to a bulk substrate for larger grows. Out-Grow uses an industrial facility specifically designed for processing mushroom substrates, using 100% natural, locally sourced ingredients. Our jars and injector lids are reusable, making this a cost-effective and eco-friendly solution for mushroom cultivation. Quart jars are traditionally used in mycology, and each jar is equipped with a self-healing injector port and 2-micron gas exchange filter. Order your 4 X Quart Jars of Fully Hydrated and Sterilized Rye Grains with Self-Healing Injector Lids and 2 Micron Gas Exchange Filters from Out-Grow today and experience the difference for yourself! Contact us for bulk orders and let us help you achieve your mycology goals.Why by your supplies from Out Grow? Out-Grow is the go-to source for mycology supplies, with over a decade of experience in making high-quality products for mushroom cultivation. Our knowledgeable and friendly staff is always available to answer your questions and provide you with the information you need to succeed in your mycology endeavors. With years of experience and a proven track record of success, Out-Grow is the obvious choice for your mycology needs. Whether you’re a novice or an experienced grower, we have the expertise to help you succeed in your mushroom cultivation. Contact us for bulk orders and let us help you achieve your mycology goals.© 2023 Out Grow LLC. All rights reserved

8 X Mini All In One Mushroom Grow Bags

July 8, 2026

Experience the convenience of bulk mushroom cultivation with the Mini All-in-One Mushroom Grow Bag 8-Pack by Out Grow. Designed for both novice growers and seasoned cultivators, this pack provides everything you need to start your mushroom growing journey with ease and efficiency. Each bag in this 8-pack is a self-contained growing environment, perfect for those looking to scale their mushroom production or simply maintain a steady supply. With these bags, you eliminate the need for assembling multiple components—every bag comes ready with a high-quality, manure-based substrate blend that’s pre-primed for cultivation. All you need to do is inoculate each bag with your choice of gourmet mushroom culture (culture not included). Out Grow’s commitment to environmental responsibility shines through in the construction of each bag. Made from food-grade, biodegradable materials, these grow bags ensure that your mushroom cultivation process is as sustainable as it is productive. Each Mini All-in-One Mushroom Grow Bag holds approximately 1.5 pounds of substrate, offering ample space for mushroom growth. This 8-pack is an excellent choice for those looking to maximize their growing potential while maintaining simplicity and cleanliness in their cultivation process. Complete instructions are included to guarantee a successful and fruitful growing experience. Unleash the full potential of your home mushroom cultivation with Out Grow’s Mini All-in-One Mushroom Grow Bag 8-Pack—where quantity meets quality.

Medium Mushroom Grow Bags for MushroomSubstrate 10 mycobags per sale

July 8, 2026

Medium Mushroom Grow Bags This sale is for 10 mushroom substrate grow bags Can be sealed before autoclaving For your consideration are these top of the line mushroom grow bags. These large bags are 8″ X 4.8″ X 19″ with gusseted sides! Medium grow bags with a high filter allows you use much more substrate then most other bags available on the market. Use these bags for bulk grows and get great results. The 5.0 micron filter patch allows for proper gas exchange but exclude water vapor so your spawn does not dehydrate. The filter also keeps contaminates out. We choose this filter size for its efficiency and it allows the bag to be sealed before you sterilize. The material is Polypropylene and is heat resistant up to 260 degrees Fahrenheit. Gas transmission is 1 in h2O. This side-gusseted bag gives a sturdy stand-up bag after filling and a strong bottom seal. These bags are manufactured with equipment designed and with proprietary additives, Out-Grow’s Bags are pliable at any temperature as well as after sterilization. The bag opening is designed for easy sealing and the bag’s bottom seal can withstand agitation.Medium bags are acceptable for spawn running and bulk substrates. You will need a 8″ or larger impulse sealer to properly seal these bags however you can get away with using paperclips, clothes pins, tape or something along those lines. The uses for these bags include mushroom cultivation, mushroom spawn production, incubation of fungal products and bio-control industries. Out Grow offers pre sterilized substrates and bulk raw materials such as coco coir, gypsum vermiculite and mush more. Please check out my other items for your cultivation needs! © 2022 Out Grow. All rights reserved

Sterilized Popcorn Mushroom Substrate

July 8, 2026

Popcorn Based Mushroom Substrate This sale is for a 1 pound bag (equal to 1 quart) Out-Grow only uses 100% certified organic popcorn grains for our popcorn based mushroom substrate grow bags. Popcorn mushroom substrate makes a fantastic spawn and will support any gourmet mushroom strain. Popcorn has a great consistency and provides solid inoculation points when spawned to a bulk substrate. Out-Grow fully hydrates and sterilizes the popcorn substrate in a mushroom grow bag so its ready to use immediately. There is a bit more time and labor that goes into making popcorn mushroom substrate then rye or wild bird seed. Each bag weighs one pound and is equal to 1 quart in volume. Recommended 2 -4 cc of your gourmet mushroom culture solution per one pound bag. You can also use these bags for grain to grain transfers to expand your mycelium. Out-Grow is here to help! Out Grow has been making mycology products for many years and we have the experience and professionalism that only comes with being in business for a long time. We are happy to answer all of your questions with knowledgeable information. Mycology can be challenging at times that is why we are here to work with you. If you have any problems please explain to us the problem and Out-Grow will be happy to work with you! With 100% feedback and years of experience Out Grow is the obvious choice for your mycology needs. Please thoroughly research the gourmet mushroom strain you want to cultivate. Most gourmet mushrooms will start on sterilized rye grain however you will need to know what secondary substrate is needed. Out Grow’s customer support is available 5 days a week via eBay messaging Monday through Friday. Our products are 100% guaranteed to be sterile and ready to use. © 2018 Out Grow. All rights reserved

All in One Mushroom Grow Bag (2 Pack)

July 8, 2026

Normal 0 false false false EN-US X-NONE X-NONE All in One Mushroom Grow Bag (2 Pack) Fully Sterilized and Ready to Inoculate Grow Bag has a Self Healing Injection Port No Need to Transfer to a Secondary Bulk Substrate Five Micron Filter Patch on Bag for Gas Exchange Substrate can be Fruited Directly in the Bag For your convenience Out-Grow LLC has made an all in one manure based mushroom grow bag solution to simplify the gourmet mushroom cultivation process. You will receive 2 All in One Grow Bags with this purchase.This all in one grow bag has different layers of substrates so there is no need to transfer substrates to different bags or trays thus reducing the chance of contamination. The all in one grow bag is horse manure based for all dung loving gourmet mushroom species. Fully hydrated and sterilized with a five micron filter patch and self healing injection port. Simply inoculate the rye berry layer of the substrate with 2-5 cc of your favorite gourmet mushroom culture solution. You must provide your own gourmet mushroom culture as none is provided. This sale is for a bag of sterilized substrate only. After inoculation allow your all in one bag to colonize in room temps for 4-6 weeks until your first flush of mushrooms. Mixing the bag once after 50% colonization is optional and can decrease colonization time. These bags hold three pounds (about 4 quarts of substrate).

Sterilized Rye Berry Mushroom Substrate (6 x 1lb bags)

July 8, 2026

Sterilized Rye Berry Mushroom Substrate This sale is for a 6 one pound bags Grow your own gourmet mushrooms at home! Out-Grow only uses 100% certified organic rye berries for our rye berry mushroom grow bags. Rye berries have been the choice grain spawn of mycologist for decades for the cultivation of delicious gourmet mushrooms. Rye berries are known for their wonderful consistency and resistance to contamination, properly prepared rye berries are second-to-none for healthy mycelial growth. We fortify our rye berries by adding sulfur and calcium enhancing the performance of the rye berries as a substrate. Each bag weighs one pound and is equal to 1 quart in volume. The rye is fully hydrated and sterilized ready to use immediately. Recommended 2 -4 cc of your gourmet mushroom culture solution per one pound bag. Out Grow has been making mycology products for many years and we have the experience and professionalism that only comes with being in business for a long time. We are happy to answer all of your questions with knowledgeable information. Mycology can be challenging at times that is why we are here to work with you. If you have any problems please explain to us the problem and Out-Grow will be happy to work with you! With 100% feedback and years of experience Out Grow is the obvious choice for your mycology needs. Please thoroughly research the gourmet mushroom strain you want to cultivate, as all will start on sterilized rye grain you will need to know what secondary substrate is needed. Out Grows customer support is available 5 days a week via eBay messaging Monday through Friday. Our products are 100% guaranteed to be sterile and ready to use. © 2021 Out Grow. All rights reserved

Manure Based Mushroom Substrate – 25 lbs Bulk Substrate

July 8, 2026

All bags have a 5-micron filter patch and plenty of room for fruiting. You will get much larger yields using this manure based mushroom substrate compared to just casing grains. This product is 100% pasteurized and ready to use at your front door.

Rye Berry Mushroom Substrate (2 one pound bags!)

July 8, 2026

Sterilized Rye Berry Mushroom Substrate This sale is for 2 one pound bags of sterilized rye Grow your own gourmet mushrooms at home! Out-Grow only uses 100% certified organic rye berries for our rye berry mushroom grow bags. Rye berries have been the choice grain spawn of mycologist for decades for the cultivation of delicious gourmet mushrooms. Rye berries are known for their wonderful consistency and resistance to contamination, properly prepared rye berries are second-to-none for healthy mycelial growth. We fortify our rye berries by adding sulfur and calcium enhancing the performance of the rye berries as a substrate. Each bag weighs one pound and is equal to 1 quart in volume. The rye is fully hydrated and sterilized ready to use immediately. Recommended 2 -4 cc of your gourmet mushroom culture solution per one pound bag. Out Grow has been making mycology products for many years and we have the experience and professionalism that only comes with being in business for a long time. We are happy to answer all of your questions with knowledgeable information. Mycology can be challenging at times that is why we are here to work with you. If you have any problems please explain to us the problem and Out-Grow will be happy to work with you! With 100% feedback and years of experience Out Grow is the obvious choice for your mycology needs. Please thoroughly research the gourmet mushroom strain you want to cultivate, as all will start on sterilized rye grain you will need to know what secondary substrate is needed. Out Grow’s customer support is available 5 days a week via eBay messaging Monday through Friday. Our products are 100% guaranteed to be sterile and ready to use. © 2018 Out Grow. All rights reserved

Sterilized Rye Grains for Mushroom Cultivation – Quart Jar with Injection Port

July 8, 2026

Quart Jar of Sterilized Rye Grains with Self Healing Injection Ports Get started on your mushroom cultivation journey with Out-Grow’s Fully Hydrated and Sterilized Rye Grains in Quart Jars with Self-Healing Injector Lids and 2 Micron Gas Exchange Filters. Our jars are filled a little over 3/4 of the way with sterilized rye berries, and are sterilized and ready to use right out of the box. Choose from 1, 4, or 12 quart jars, depending on your needs. Simply inject 2-4 ml of your favorite gourmet mushroom culture solution or liquid culture, and let it fully colonize at room temperature for approximately 20 days. Once colonized, the grains can be used for grain transfers or spawned to a bulk substrate for larger grows. Our quart jars are traditionally used in mycology and are equipped with self-healing injector ports and 2-micron gas exchange filters. The jar and injector lids are reusable, making this a cost-effective and eco-friendly solution for mushroom cultivation. Out-Grow uses an industrial facility specifically designed for processing mushroom substrates, using 100% natural, locally sourced ingredients. We take pride in offering the best products and customer service possible in the mushroom industry, and our fully hydrated and sterilized rye grains are no exception. Order your Fully Hydrated and Sterilized Rye Grains in Quart Jars with Self-Healing Injector Lids and 2 Micron Gas Exchange Filters from Out-Grow today and experience the difference for yourself! Please note that jars may be either wide mouth or regular mouth quart size depending on availability. Contact us for bulk orders and let us help you achieve your mycology goals.Why by your supplies from Out Grow? Out-Grow is the go-to source for mycology supplies, with over a decade of experience in making high-quality products for mushroom cultivation. Our knowledgeable and friendly staff is always available to answer your questions and provide you with the information you need to succeed in your mycology endeavors. With years of experience and a proven track record of success, Out-Grow is the obvious choice for your mycology needs. Whether you’re a novice or an experienced grower, we have the expertise to help you succeed in your mushroom cultivation. Contact us for bulk orders and let us help you achieve your mycology goals.© 2023 Out Grow. All rights reserved

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