Grodan Gro-Block Improved Big Mama (8x8x8) SOIL CO22 will be drawn upwards

CO22 will be drawn upwards through the canopy

Apply Bio-Bloom during the flowering phase through to harvest

especially when constrained by external conditions

The 5kg Bale from GROW

For All Plant Types

Grodan Gro-Block Improved Big Mama (8x8x8) SOIL CO22 will be drawn upwardsGrodan Gro Block Improved Big Mama is the largest block ever produced by Grodan. It is 8" square and contains over twice the amount of rockwool as the popular Hugo block. This block is big enough to grow a large plant for its entire life. When your plant outgrows its current block, just place it on top of Big Mama. Grodan Improved Gro Block optimized wool structure allows for faster rooting in and nutrient solution replenishment. New and improved