Grodan Stonewool Delta Gro-Blocks & Big Mama hydro-components • Gel-filled (non-refillable)

• Gel-filled (non-refillable)

DERIVED FROM: Monopotassium Phosphate

high-porosity peat-based growing medium that contains chunk coir

LAMP DESCRIPTION: LM

Stackable:  Buy multiples for different varieties

Grodan Stonewool Delta Gro-Blocks & Big Mama hydro-components • Gel-filled (non-refillable)Gro 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.