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Premium Quick-Colonizing 5-grain Jar (32oz)  mushroom cultivation, substrate, Midwest Grow Kits, 5-grain 32oz blend, quick-colonizing, germination rate, colonization times, spores, liquid culture, efficient, premium super quick 5 grain jar, mycelium, rye berries, mineral water, gypsum, diammonium phosphate, optimal growing conditions, filter disk, self-healing injection port

Premium Quick-Colonizing 5-grain Jar (32oz) (PQC2)

4.95 stars, based on 77 reviews
A 32 oz premium super quick 5 grain jar is a specially designed glass jar that contains a mixture of 5 different grains and is used for growing mycelium or mushroom spores. The jar is typically filled with nutrient-enriched organic rye berries and...

Best products around

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Best products around!

Casing mix is top notch!

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Always been my go-to bags. I couldnt figure out how to review the casing mix so doing it here. Spawn bags Colonize nicely and work great in my monotubs.But I will say, your casing mix is some of the best stuff Ive tried! Almost performs as well as my homemade manure mix. Keep up the good work!

Colonize fast!!!!

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I’ve used a couple of their competitors before I came across Midwest. This grain colonizes so fast, even from spores. Do yourself a favor use this grain.

Easy

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  • quality
  • organic
  • easy
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Minding appropriate sanitary conditions, these jars are awesome. Haven't failed yet, large and small.

Easy breeze

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I have used a total of 25 jars every 1 worked like a charm even had a 3 pack 2 months old at room temp.. ther my best looking jars