Mushroom Growing Substrates



Brown Rice Flour Based All in One Mushroom Grow Bag

Brown Rice Flour Based All in One Mushroom Grow Bag

For your convenience Out-Grow has made an all in one brown rice flour and vermiculite based mushroom grow bag substrate to simplify the mushroom...

$20.00



Manure Based All in One Mushroom Grow Bag ™

Manure Based All in One Mushroom Grow Bag ™

For your convenience Out-Grow has made an all in one manure based mushroom grow bag substrate to simplify the mushroom cultivation process. This all...

$20.00



Wood Based All In One Mushroom Grow Bag

Wood Based All In One Mushroom Grow Bag

For your convenience Out-Grow has made an all in one wood based mushroom grow bag substrate to simplify the mushroom cultivation process. This bag...

$20.00



Wheat Straw Based All in One Mushroom Grow Bag

Wheat Straw Based All in One Mushroom Grow Bag

For your convenience Out-Grow has made an all in one wheat straw based mushroom grow bag substrate to simplify the mushroom cultivation process. This...

$20.00



Quart Jar of Sterilized Rye Grains with Self Healing Injection Ports

Quart Jar of Sterilized Rye Grains with Self Healing Injection Ports

Well, we know a lot of people prefer the traditional methods of colonizing grains, which is in quart jars. This sale is for 1 quart jar of fully...

$10.00



Quart Jar of Sterilized White Millet Mushroom Substrate

Quart Jar of Sterilized White Millet Mushroom Substrate

Well, we know a lot of people prefer the traditional methods of colonizing grains, which is in quart jars. This sale is for 1 quart jar of fully...

$10.00



BRF JARS ™ Brown Rice Flour Based Mushroom Substrate

BRF JARS ™ Brown Rice Flour Based Mushroom Substrate

Brown rice flour based mushroom substrate fully sterilized in easy to inoculate half pint jars. BRF jars are the perfect growing medium for almost...

$5.25



Mono Tub Fill Kit ™

Mono Tub Fill Kit ™

Three 1 pound bags of rye berries, two 5 pound bags of Manure Based Mushroom Substrate and one 1 pound bag of casing. This is perfect for any...

$55.00



Sterilized Rye Berry Grow Bag

Sterilized Rye Berry Grow Bag

  Yet another addition to our mushroom growing supplies! Sterilized rye berries mushroom spawn. We only use 100% certified organic rye berries...

$6.00



Sterilized Popcorn Mushroom Substrate

Sterilized Popcorn Mushroom Substrate

Out-Grow only uses 100% certified organic popcorn grains for our popcorn based mushroom substrate grow bags. Popcorn mushroom substrate makes a...

$6.00



BRF BAGS Brown Rice Flour Based Mushroom Substrate

BRF BAGS Brown Rice Flour Based Mushroom Substrate

BRF Bags (Brown Rice Flour Mushroom Substrate) This sale is for 1 bag These bags contain 8 ounces of brown rice flower and vermiculite mushroom...

$4.75



Two Pound Sterilized Rye Berries Bag With Injector Port

Two Pound Sterilized Rye Berries Bag With Injector Port

This sale is for a 2 pound (equal to 2 quarts) bag of rye berries. The rye comes pre-hydrated and sterilized in a convenient mushroom grow bag with a...

$12.50



5 pound bag Hardwood substrate for all wood loving fungi species

5 pound bag Hardwood substrate for all wood loving fungi species

This sale is for 5 pounds of hardwood mushroom growing substrate. This mushroom substrate can be used for any wood loving mushroom species. 10%...

$16.00



Five Pound Pasteurized Wheat Straw

Five Pound Pasteurized Wheat Straw

Here we have 5 pounds of chopped, cleaned and pasteurized wheat straw. This is the perfect mushroom growing substrate for many types of mushrooms....

$17.00



Manure Based Mushroom Growing Substrate

Manure Based Mushroom Growing Substrate

Manure Based Mushroom Growing Substrate Please note if you plan to start from a spore solution you need to begin with sterilized rye grains before...

$6.00



50/50 Horse Manure and Straw Mix Mushroom Substrate

50/50 Horse Manure and Straw Mix Mushroom Substrate

Out-Grow's 50/50 Mix 50% of our great horse manure based mushroom substrate and 50% golden wheat straw You can choose either 1 pound bags or 5 pound...

$6.00



Pasteurized Mushroom Casing

Pasteurized Mushroom Casing

Pasteurized Mushroom Casing To compliment our other Sterilized Mushroom Growing products, we now offer mushroom substrate casing as well. Out-Grow's...

$6.00



Brown Rice Flour and Vermiculite Mushroom Substrate

Brown Rice Flour and Vermiculite Mushroom Substrate

To help make mushroom cultivation easier Out-Grow now offers a nutrient rich brown rice flour and vermiculite mushroom substrate dry mix. Out-Grow...

$25.00