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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
Gro-Slabs provide the final stage for growing a spectacularly large plant
Kills caterpillar-type insects
lightweight unit can be used anywhere
Overall height is 25 in
taller pots and deeper saturation
Grodan Delta 4 - 3 in Block 3 in x 3 in x 2.5 in No Hole (48/Cs) Gro-Slabs provide the final stageGro 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.
