Grodan Delta Hugo 6 in Block 6 in x 6 in x 6 in w/ Hole, Case of 64 (CLASSIC) Cleaners 100% naturally occurring Bat Guano

100% naturally occurring Bat Guano

While the HD formula has the potential to yield the best quality results

This specialty formula promotes ripening along with increased flower size

same value-priced

Built for rigorous use

Grodan Delta Hugo 6 in Block 6 in x 6 in x 6 in w/ Hole, Case of 64 (CLASSIC) Cleaners 100% naturally occurring Bat GuanoGro 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.