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or when roots are under stress
Free from animal by-products
An excellent organic product
and a productive growing season — particularly effective where substrate capacity is limited
Grodan Rockwool SBS Trays Size:Full Box 150 Tray - 18 Trays or when roots are underThese are an ideal solution for seed germination and propagation cuttings. They allow perfect air and water balance, and promotes strong root growth throughout the entire tray of cubes. Grodan is a market leader with years of experience and quality assured products for the indoor and outdoor grower. The single block system is supplied in a plastic tray for easy handling. Once roots have established, transplant into the bigger Grodan Delta Cubes or
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