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Ultimate ½ Pint Substrate Jars (6-Pack)  mushroom grow jars, PF TEK, BRF JARS, BRF, Grow mushrooms
Price: $25.00
(155)
Availability: In Stock
Midwest Grow Kit's Item #: ujar01 -

(Daily Limit in Place) 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...

Ultimate ½ Pint Substrate Jars  (12-Pack)
Price: $43.00
(142)
Availability: In Stock
Midwest Grow Kit's Item #: Ujar02 -

(Daily limit in place) 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...

Premium Quick-Colonizing 5-grain Jar (30oz)  spawn bags, 5grain, fast growing jars. Bulk casing substrate
Price: $10.00
(36)
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...

16 oz Premium Quick-Colonizing 5-grain Jar  spawn bags, 5grain, fast growing jars. Bulk casing substrate
Price: $7.50
(15)
Availability: Out of Stock
Midwest Grow Kit's Item #: PQC1 -

(Due to Ball/Kerr national canning jar shortage these are out of stock until January/February 2021) This new combination is prepared in a wide mouth tapered 16oz Jar. This 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 optimal growth use 3 jars per 5 lbs of casing mix. Each Jar requires 2-3 cc's of spores ...

3-Pack Premium Quick-Colonizing 5-grain Jar (30oz)  spawn bags, 5grain, fast growing jars. Bulk casing substrate
Retail: $30.00
Price: $26.50
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...