Grodan Rock Wool Gro-Blocks

$5.99$14.99

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Description

Stonewool is recognized the world over as the ideal hydroponics growing substrate. Seeds or cuttings are started in these Grodan Gro-Blocks and, once rooted, the blocks are transferred to a larger stonewool slab. Gro-Blocks can be planted directly into containers for soil gardening as well. 

Brand

Grow-Dan

Additional information

Size

1.5" with Hole – 45ct, Delta 10 Large4" with Holes- 6ct, Delta 4 Small 3" with Holes – 8ct, Delta 5.6 Large 3", Delta Big Mama Block 8 in x 8 in x 8 in, Grodan Expert Slab 20/75 8 in x 3 in x 36 in, Hugo with Holes, 6"

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