Pay in 4 interest-free payments of $38.07 Learn more
Ships within 48 hours · Estimated delivery Aug 19 - Aug 24
Built-in slope/height adjustment of up to 5 in for drainage
Root Riot Plant Starter Cubes are available in bags of 50 and 100 replacement cubes
Need a 3 in pot
Apply 2-5 tablespoons per gallon at 7-day interval
along with the year
Grodan PRO Delta 6.5 - 4 in Small Unwrapped (36/Cs) Built-in slope/height adjustment of upGro 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.
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