After trying out countless substrates from the biggest companies in the industry, to running countless tubs with hundreds of little tweaks we are we are proud to launch PureSpawn’s ‘Premium Sterile Bulk Substrate - CVG “OG Blend’ Mushroom Substrate

Hand-crafted with care, our ‘OG’ CVG substrate takes the guesswork out of your cultivation journey. We use a precise ratio of premium ingredients to maintain perfect hydration levels and support robust mycelium growth. Each bag is fully sterilized to protect your grow from contamination, making it the perfect choice for both gourmet and dung-loving species. Simply open, mix with your spawn and watch your harvest your very own Mushrooms. We are here to guide you every step of the way; From Soil To Soul.

Our 2.5 pound bag come in a 2T authentic UNICORN Bag with a 0.2micron filter to keep contaminates out and your substrate hydrated for longer periods.  The 5 pound bag comes in a 3T UNICORN Bag with the same filter.