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Each Block is 4″ x 4″ x 4″ with a hole at the top
Gro-block holes are the perfect size for any 1.5″ Starter plug or macroplug
Plants can be fully grown in these gro-blocks
Each Block is 4″ x 4″ x 4″ with a hole at the top
Gro-block holes are the perfect size for any 1.5″ Starter plug or macroplug
Plants can be fully grown in these gro-blocks
The bases of the gro-blocks are grooved to promote drainage and to avoid “wet feet”
Comes with Twin Canaries Liquid Volume Conversion Chart
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