Grodan Stonewool Delta Gro-Blocks & Big Mama complete-systems Tracking grain depression is required

Tracking grain depression is required for insurance purposes

having the same low molecular weight and "clean" properties as CES's other additives

Either way you wire it

waxes and lipids will coagulate and fall out of the solution

8' 120V power cord

Grodan Stonewool Delta Gro-Blocks & Big Mama complete-systems Tracking grain depression is requiredGro 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.