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Ultimate ½ Pint Substrate Jars (6-Pack)  mushroom grow jars, PF TEK, BRF JARS, BRF, Grow mushrooms
Price: $25.00
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(181)
Availability: In Stock
Midwest Grow Kit's Item #: ujar01 -

(ON SALE) 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...

Ultimate ½ Pint Substrate Jars  (12-Pack)
Retail: $45.00
Price: $39.99
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(171)
Availability: In Stock
Midwest Grow Kit's Item #: Ujar02 -

(ON SALE) 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...

24 oz Premium Super Quick-Colonizing 5-grain Jar  spawn bags, 5grain, fast growing jars. Bulk casing substrate
Retail: $9.00
Price: $6.50
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(6)
Availability: In Stock
Midwest Grow Kit's Item #: PQC7 -

(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 ...

3-Pack Premium 24 Oz Super-Quick-Colonizing 5-grain Jar (24oz)
Retail: $25.00
Price: $19.00
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(93)
Availability: In Stock
Midwest Grow Kit's Item #: PQC3 -

(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

Premium Quick-Colonizing 5-grain Jar (30oz)  spawn bags, 5grain, fast growing jars. Bulk casing substrate
Retail: $10.00
Price: $9.00
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(49)
Availability: In Stock
Midwest Grow Kit's Item #: PQC2 -

(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...

3-Pack Premium Quick-Colonizing 5-grain Jar (30oz)  spawn bags, 5grain, fast growing jars. Bulk casing substrate
Retail: $30.00
Price: $25.00
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(55)
Availability: In Stock
Midwest Grow Kit's Item #: PQC9 -

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! 3 Jars which each contain 30 ounces of nutrient-enriched organic rye berries and a mixture of Organic White and Red...

36 oz Premium Organic Rye Shake Jar spawn bags, Rye, fast growing jars. Bulk casing substrate
Retail: $10.00
Price: $7.50
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(12)
Availability: In Stock
Midwest Grow Kit's Item #: RS1 -

(ON SALE!)  We designed our brand new 36oz Rye Shake Jars from the ground up based on years of trial and error and customer feedback. We asked "What would be the perfect glass jar for growing Rye grain spawn?" Nothing existed so we sought out different glass factories and ended up designing a custom mold for what we think is the perfect jar. We guarantee you've seen nothing like this before! Custom made 36oz Wide Mouth Jars feature: 36oz size - A large capacity jar for bulk growingWide...