Grodan Big Mama - 8 in Block (8 in x 8 in x 8 in), case of 18 Oakton Use during the entire growing

Use during the entire growing cycle in all types of growing media

Ventilation and Air Conditioning) units and remove exhaust ventilation from grow rooms

Auto turn off function

Although it was created for slow drip drain to waste systems

Grodan Big Mama - 8 in Block (8 in x 8 in x 8 in), case of 18 Oakton Use during the entire growingGro Blocks are similar to a plant container. Need a 3 in pot? Then choose a 3 in Gro Block. Small plants can be fully grown in our larger Gro Blocks. Holes are perfect size for any 1. 5 in starter plug. Come in packs labeled with instructions. Big Mama is Grodan's largest block ever produced! Big enough to grow a large plant for its entire life. More than twice the amount of wool as our Hugo Block.