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Grow Kits Extreme XL by Supa GroThere are 4 products.

Supa Gro’s Extreme XL magic mushroom grow kits are just the thing for shroom lovers who want to maximize their grow. These mycelium grow boxes contain 2100ml of Psilocybe cubensis mycelium and will guarantee a super large batch of fresh magic mushrooms in just a few weeks. Along with the Mycelium kit, you will also receive a ‘Supa Grow Bag’ for the best-growing conditions possible, an enormous yield and multiple flushes. All you have to do is mist and aerate regularly – and wait. The kit will do the rest of the work for you.

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