Our 8oz Ultimate substrate jars are the quite possibly the best on the net! We have worked for over 15 years looking for perfection! We finally found it! We have combined special organic brown rice...

Our 8oz Ultimate substrate jars are the quite possibly the best on the net! We have worked for over 15 years looking for perfection! We finally found it! We have combined special organic brown rice flour with vermiculite, mineral water, Liquid worm castings and Bee pollen to create the Ultimate mushroom growing jars! Each jar has four pre-drilled holes in the lid and a top dry layer of vermiculite for added protection. We have customers who have been using our jars for over 10 years simply...

(SPRING SALE!) Our top selling product every month! Midwest's Premium Select Bulk Substrate is the perfect combination of Coco Coir, Vermiculite, Hydrated Lime, Gypsum, ph buffers, ph stabilizers,...

(SPRING SALE!) Our top selling product every month! Midwest's Premium Select Bulk Substrate is the perfect combination of Coco Coir, Vermiculite, Hydrated Lime, Gypsum, ph buffers, ph stabilizers, mineral water and a few other choice ingredients. Our select casing comes fully hydrated and pasteurized and is ready to use right out of the bag! Use this along with a fully colonized spawn bag to start your bulk growing experience! Each 5 pound bag comes fully sealed and can be used right away or...

Turn your fully colonized spawn bags (sold separately) into a Bulk harvest fast and easy using our Premium Bulk casing kit. Growing mushrooms in bulk has never been easier! Once you have mastered...

Turn your fully colonized spawn bags (sold separately) into a Bulk harvest fast and easy using our Premium Bulk casing kit. Growing mushrooms in bulk has never been easier! Once you have mastered growing in jars, this is the next step in growing! Simply break them up and mix with our perfected Select Bulk casing mix in the grow chamber provided. Typically this is an advanced growing method, but we have made growing easy by providing you with step by step instructions & everything you need to...

(SPRING SALE!) Midwest Grow Kit's Mega Mushroom grow kit is the biggest shippable mushroom kit on the market today! Look around! If quantity is what you desire look no further! This mushroom kit...

(SPRING SALE!) Midwest Grow Kit's Mega Mushroom grow kit is the biggest shippable mushroom kit on the market today! Look around! If quantity is what you desire look no further! This mushroom kit comes with 18 jars but can hold up to 30 at once! With 3 cubic feet of room the Mega Mushroom kit comes with a hydroponic humidifier to ensure perfect humidity levels and air exchange without over-saturating. This kit is completely automated! Perfect temperature and humidity are easily achieved for...

(New & Improved Recipe!)   Midwest Grow Kit's Organic Rye Berry spawn bags are a true classic for mushroom growing since the 70's. Rye is notoriously known for being a difficult grain to...

(New & Improved Recipe!)   Midwest Grow Kit's Organic Rye Berry spawn bags are a true classic for mushroom growing since the 70's. Rye is notoriously known for being a difficult grain to prepare due to its multiple shell layers and ability to protect itself from full sterilization. On the flip-side, Rye grain has one of the highest nitrogen levels in the grain family, which helps prolong your grow and achieve better 2nd and 3rd flushes. You’ll see many vendors selling & promoting grain...

 Our 8oz Ultimate substrate jars are the quite possibly the best on the net! We have worked for over 15 years looking for perfection! We finally found it! We have combined special organic brown...

 Our 8oz Ultimate substrate jars are the quite possibly the best on the net! We have worked for over 15 years looking for perfection! We finally found it! We have combined special organic brown rice flour with vermiculite, mineral water, Liquid worm castings and Bee pollen to create the Ultimate mushroom growing jars! Each jar has four pre-drilled holes in the lid and a top dry layer of vermiculite for added protection. We have customers who have been using our jars for over 10 years...

(LIMITED TIME SALE!) Professional Laboratory technology is now available in a portable handheld device that emits a specialized UV-C light that kills 99.99% of all bacteria, mold, viruses, and germs...

(LIMITED TIME SALE!) Professional Laboratory technology is now available in a portable handheld device that emits a specialized UV-C light that kills 99.99% of all bacteria, mold, viruses, and germs in one scan. We’ve tested many UV sterilizers and have found this portable device operating at 254.3nm extremely effective and safe for use in mycology. UV Sterilization offers another layer of protection against contamination. The UV-C light penetrates and destroys the DNA of thin walled germs...

SAVE YOURSELF $$$ AND TRY THIS! TURN ONE SPORE SYRINGE INTO 20!  Midwest's Premium Liquid Culture Kit saves you time and money on any growing project. Turn one spore syringe into 20 or more!...

SAVE YOURSELF $$$ AND TRY THIS! TURN ONE SPORE SYRINGE INTO 20!  Midwest's Premium Liquid Culture Kit saves you time and money on any growing project. Turn one spore syringe into 20 or more! Simply inject 3-5 cc's of your favorite spores in the culture jar and watch it transform into liquid mycelium. In a few days it will be ready to inject into any substrate jar or spawn bag. It will cut down your colonization times by over a week!  How it works Our proprietary blend of sugars and...

Midwest's Wild Horse Bulk Substrate Booster is the easiest way to supercharge your bulk grow! We've used manure for years but nothing comes close to the performance of this kind. In fact, its so...

Midwest's Wild Horse Bulk Substrate Booster is the easiest way to supercharge your bulk grow! We've used manure for years but nothing comes close to the performance of this kind. In fact, its so potent you only need to add 1 pound for every 10 pounds of our select casing mix to see results! Increases Mushroom size, increases potency & flavor! While the manure may be the star of the show, we have carefully selected the following additional ingredients in our mix, each complimenting the manure...

(SPRING SALE!) Our Bulk Monotub Dome Kit is back with new triple vent acrylic dome and 4X thicker heavy duty tray! Turn your fully colonized spawn bags or Grain Jars (sold separately) into a Bulk...

(SPRING SALE!) Our Bulk Monotub Dome Kit is back with new triple vent acrylic dome and 4X thicker heavy duty tray! Turn your fully colonized spawn bags or Grain Jars (sold separately) into a Bulk harvest fast and easy using this kit. Growing mushrooms in bulk has never been easier! Once you have mastered growing in jars, this is the next step in growing! Simply break them up and mix with our perfected Select Bulk casing mix in the heavy duty tray provided. Typically this is an advanced growing...

Buy in Bulk and save 25% on 30 pounds of our our top selling product every month!  Midwest's Premium Select Bulk Substrate is the perfect combination of Coco Coir, Vermiculite, Hydrated Lime,...

Buy in Bulk and save 25% on 30 pounds of our our top selling product every month!  Midwest's Premium Select Bulk Substrate is the perfect combination of Coco Coir, Vermiculite, Hydrated Lime, Gypsum, ph buffers, ph stabilizers, mineral water and a few other choice ingredients. Our select casing comes fully hydrated and pasteurized and is ready to use right out of the bag! Use this along with a fully colonized spawn bag to start your bulk growing experience! Each 5 pound bag comes fully...

(ON SALE!) Midwest Grow Kits is excited to have our 24oz Super-Quick-colonizing 5-grain jars back in stock! This combination is prepared in a new type of glass jar now available in a tapered 24oz...

(ON SALE!) Midwest Grow Kits is excited to have our 24oz Super-Quick-colonizing 5-grain jars back in stock! This combination is prepared in a new type of glass jar now available in a tapered 24oz size. This new design allows the cake to simply slide out when finished. These jars have been known to colonize in as quickly as 16-21 days! For bulk casing grows use 2 or 3 jars per 5 lbs of casing mix. Each Jar requires 3-4 cc's of spores ...

Growing in Bulk has never been easier! This simple setup will teach you the basics of growing from grain spawn to a bulk substrate all in two easy steps! Simply inject your favorite spores in the...

Growing in Bulk has never been easier! This simple setup will teach you the basics of growing from grain spawn to a bulk substrate all in two easy steps! Simply inject your favorite spores in the 30oz 5-Grain Jar, let it fully colonize (turn white). The next step is to break up the grain and mix it with the bulk substrate (Select Casing Mix) in the bag. The 8mm heavy duty gusseted polybag provides the perfect environment to grow. Once you mix them together, let it sit for 10-14 days and you...

(LIMITED TIME SALE!)  Midwest's Precision Knife set is the perfect tool for harvesting mushrooms from your bulk casing grow. Mushrooms grow in clusters and at different rates. When picking them...

(LIMITED TIME SALE!)  Midwest's Precision Knife set is the perfect tool for harvesting mushrooms from your bulk casing grow. Mushrooms grow in clusters and at different rates. When picking them you must be very careful to only pick the mature mushrooms. Another common issue we see when picking from a bulk casing grow is mushrooms leave a hole or divot and it disrupts the mycelium network. No additional mushrooms will grow near that spot. This precision knife set includes the perfect...

**NEW** Our new Black Cow Manure based casing Substrate may just be our best creation yet! The manure used in this casing mix is from organic grain fed dairy cows. The composting process from this...

**NEW** Our new Black Cow Manure based casing Substrate may just be our best creation yet! The manure used in this casing mix is from organic grain fed dairy cows. The composting process from this manure is carefully monitored by high tech equipment. The manure is turned into specific size rows and water is added weekly to create the perfect environment. Beneficial microbes break down the manure reaching temperatures of 155 degrees. The manure compost is carefully mixed with Coir, vermiculite,...

(New & Improved Recipe!)  Over 10 years ago we introduced the new organic 5-Grain Spawn Bags. We are constantly growing and testing these bags and making sure what you buy today is the best...

(New & Improved Recipe!)  Over 10 years ago we introduced the new organic 5-Grain Spawn Bags. We are constantly growing and testing these bags and making sure what you buy today is the best they have ever been. In March of 2022 we improved our bags again by using only the best organic food grade grain available and updating many parts of the production process including: Super clean organic cereal grains eliminate residues and starches. New grain hydrating process and drying stations to...

Midwest Grow Kit's Ultimate Mushroom growing kit is one of our best selling kits! Built for the beginner or the advanced grower looking to save time! This mushroom kit is completely automated!...

Midwest Grow Kit's Ultimate Mushroom growing kit is one of our best selling kits! Built for the beginner or the advanced grower looking to save time! This mushroom kit is completely automated! Perfect temperature and humidity are easily achieved for each stage of the process! Setup is a breeze and with 12 of our ultimate jars and room to incubate up to 18, this kit simply out performs any kit in its price range! The Ultimate Mushroom Kit features an innovative positive pressure air exchange...

(SPRING SALE!) Midwest Grow Kit's Simple Mushroom kit is a great place to start for the budget conscious grower. Our Simple kit is perfect for growing edible and exotic species of mushrooms. We take...

(SPRING SALE!) Midwest Grow Kit's Simple Mushroom kit is a great place to start for the budget conscious grower. Our Simple kit is perfect for growing edible and exotic species of mushrooms. We take you through the entire process from start to finish. The PF style substrate jars are specially formulated to grow faster, larger and quicker than any other kit out there! Growing has never been easier! Our Ultimate substrate jars are the quite possibly the best on the net! We have worked for over...

New Version 3.0 for 2022 on SALE! Hygrolid system is the perfect storage solution for your dried mushrooms. Most of our customers end up growing much more than they can consume! There has always...

New Version 3.0 for 2022 on SALE! Hygrolid system is the perfect storage solution for your dried mushrooms. Most of our customers end up growing much more than they can consume! There has always been a question on what is the best way to store dried mushrooms so they do not go bad. Our Hygrolid system is the answer! Typically the shelf life of dried mushrooms is 3-6 months. The Hygrolid system dries, cures and stores your mushrooms at top flavor/potency for a year or longer! Works with any...

(New!) Midwest Grow Kits is excited to release our new formula of our quick-colonizing 5-grain blend featuring organic food grade grains! This new combination is available in a new 32oz wide mouth...

(New!) Midwest Grow Kits is excited to release our new formula of our quick-colonizing 5-grain blend featuring organic food grade grains! This new combination is available in a new 32oz wide mouth jar, filled to 30oz. With a germination rate of over 97% in recent tests, these jars have been known to colonize in as quickly as 18-23 days from spores and 10-14 days from liquid culture! Each jar contains 30 ounces of nutrient-enriched organic rye berries and a mixture of Organic White and Red...

(LIMITED TIME SALE!) Midwest Grow Kits is excited to have our 24oz Super-Quick-colonizing 5-grain jars back in stock! This combination is prepared in a new type of glass jar now available in a...

(LIMITED TIME SALE!) Midwest Grow Kits is excited to have our 24oz Super-Quick-colonizing 5-grain jars back in stock! This combination is prepared in a new type of glass jar now available in a tapered 24oz size. This new design allows the cake to simply slide out when finished. These jars have been known to colonize in as quickly as 16-21 days! For bulk casing grows use 2 or 3 jars per 5 lbs of casing mix. Each Jar requires 3-4 cc's of spores ...

Midwest Grow Kit's Deluxe Spawn Bag Growing and Casing kit includes everything you need to start your Bulk spawn bag growing experience! Start by injecting your favorite spores in the spawn bags or...

Midwest Grow Kit's Deluxe Spawn Bag Growing and Casing kit includes everything you need to start your Bulk spawn bag growing experience! Start by injecting your favorite spores in the spawn bags or jars and incubate them for 3-4 weeks. Next, break them up after they are fully colonized and mix with the included casing mix. Allow to re-colonize for 7-10 days and then watch as it turns into a "field of shrooms" The combination of our specially formulated 5-Grain Spawn bags/jars, self-healing...

(LIMITED TIME SALE) Upgrade your grow to 21st century technology! Track and monitor temp and humidity of your grows from your couch! The Smart Thermometer is our favorite new device of the year!...

(LIMITED TIME SALE) Upgrade your grow to 21st century technology! Track and monitor temp and humidity of your grows from your couch! The Smart Thermometer is our favorite new device of the year! Works with any Apple or Android Smart Phone. We tested many different styles and brands and this was the clear favorite! The SensorBlue Smart Thermometer lets you: Monitor and track the temperature and humidity levels of your grow. Using the newest Bluetooth technology up to 384 feet away!Records and...

 (ON SALE) Store your dried goods the right way! Grove TerpLoc™ pouch line storage bags are designed to keep your dried goods in peak flavor and potency for much longer than any other...

 (ON SALE) Store your dried goods the right way! Grove TerpLoc™ pouch line storage bags are designed to keep your dried goods in peak flavor and potency for much longer than any other traditional storage method. Grove Bags are used at dispensaries across the country, but have become extremely popular with mushroom growers. Once your product is sealed inside, the pouch will outgas any excess water vapor and oxygen to create the ideal micro-climate to slow alkaloid oxidation and prevent...