Grodan Improved Gro-Block Big Mama, 8 x 8 x 8, no hole, case of 18 X Nutrients bloom Active Ingredient: Ulocladium oudemansii (U3

Active Ingredient: Ulocladium oudemansii (U3 strain) — 5 × 10⁸ CFU/g (minimum)

When used in conjunction with our air condition and furnace air filters you will reduce the dust

This system reduces humidity levels to prevent mold growth while intaking fresh air to push out odors and other harmful pollutants like Radon from your home

feed your plants the legendary Primal Harvest

Tank's-Pro Potting Mix will simplify preparation of the cultivation area – there is no need to mix anything else in – and ease of mind – it is made with sustainable and renewable materials

Grodan Improved Gro-Block Big Mama, 8 x 8 x 8, no hole, case of 18 X Nutrients bloom Active Ingredient: Ulocladium oudemansii (U3Grodan Improved Gro BlocksLeverage the benefits of products developed alongside plant scientists, that are specifically engineered to deliver real results for your crops. Grodan Gro Blocks Improved with Advanced Wetting Technology Grodan's improved stone wool substrate. Keep it RealReal ScienceGrodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify the optimal stone