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  • grodan improved 3 x 3 gro block

    Grodan Rockwool Cubes 3 x 3 x 2.5

    $5.03 USD

    Otherwise known as 3″ Large hole

    • Effortless start-up of propagation
    • Uniform WC and EC distribution
    • Easy WC management
    • Excellent root growth throughout the block
    • Greater firmness for better handling
    Select optionsDone This product has multiple variants. The options may be chosen on the product page