Grodan Improved Gro-Block Big Mama, 8 x 8 x 8, no hole sensor Once inside the plant

Once inside the plant

making them more available to microbes and to your plants

This bag combines hydrated grain spawn and a balanced dung-style bulk substrate into one unit—just inject your liquid culture or spores of choice and watch it grow

Container includes dosages

The front of the tank top is white with contrast piping on the sleeves and neck

Grodan Improved Gro-Block Big Mama, 8 x 8 x 8, no hole sensor Once inside the plantGro 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.