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Ships within 48 hours · Estimated delivery Jul 25 - Jul 30
Filter cartridge (part #727992) is not included and must be purchased separately
GreenCure® is NOP approved and EPA registered “For Organic Production”
these bags are puncture free
hydroponics and container grown plants
Grodan PRO Delta 4 - 3 in Small Unwrapped Liquid & Weight Measuring Filter cartridge (part #727992) isGro 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.