1 x Grodan 6" Hugo Block The largest rockwool block. 6 x 6 x 6 inch Growing blocks with 1-1/2 inch hole for smaller cubes. Used for growing real big plants. These cubes work best with a drip system £2.00
6 x Grodan 6" Hugo Blocks The largest rockwool block. 6 x 6 x 6 inch Growing blocks with 1-1/2 inch hole for smaller cubes. Used for growing real big plants. These cubes work best with a drip system £11.99
12 x Grodan 6" Hugo Blocks The largest rockwool block. 6 x 6 x 6 inch Growing blocks with 1-1/2 inch hole for smaller cubes. Used for growing real big plants. These cubes work best with a drip system £22.99
Box of Grodan 6" Hugo Blocks The largest rockwool block. 6 x 6 x 6 inch Growing blocks with 1-1/2 inch hole for smaller cubes. Used for growing real big plants. These cubes work best with a drip system £89.99
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