GRODAN GRO-BLOCKS Delta 8,  Medium 4" with Holes

GRODAN GRO-BLOCKS Delta 8, Medium 4" with Holes, Case of 30[ GBD341 ]

$182.49 $274.20

Known for its quality, consistency and ease of use, high-performance Grodan stonewool is used by hydroponics gardeners the world over. Seeds or cuttings are started in these larger Grodan Gro-Blocks and, once rooted, the blocks are transferred to a larger stonewool slab. Gro-Blocks can also be planted directly into containers for soil gardening. This is a strip of six 4"x4"x3" Gro-Blocks, each with pre-formed holes.



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