Connect with your food in a way you never have before! Not only will you get the freshest possible gourmet mushrooms, including species not available at your local grocery, but you will cultivate something with your own hands in the comfort of your home. Take pride in knowing that you actively grew your food, while simultaneously leaping into the vast world of mycology. You will experience first-hand the journey a fungus takes to produce mushrooms and marvel at its beauty. Then, of course, you can enjoy delicious mushrooms. The block will produce multiple flushes so you can do it all over again.

These coco-coir-based bulk substrates have been prepped with a secret recipe that is guaranteed to make your dung-loving fungi swoon and produce big flushes! Royal Flush Monotub Mix is specifically formulated for manure-loving species. This product gives you the freedom to choose your own genetics and fruit the manure-loving species of your choice. Agaricus (button mushroom) species are a popular choice that fruit beautifully in a monotub.

4lbs, pre-mixed, perfectly hydrated to field capacity, and sterile.
Indefinite shelf life!
For a full Monotub procedure, click here.
Read our Royal Flush FAQ
*Does not contain mushroom culture.
*Recommended specifically for manure-loving species.
1:2 to 1:3 spawn to monotub mix recommended.
Monotub procedure recommended but will fruit directly from the bag.
Spent blocks do wonders for compost.

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Coco Coir