Grodan Tapered Cubes no tray – 42 consist of 42 rockwool starter cubes designed for seed germination and clone rooting. The tapered shape enables direct insertion into larger Grodan blocks or slabs, minimizing root disturbance during transplant. Made from high-density stone wool fibers, they deliver consistent water retention, optimal air-to-water ratio, and rapid drainage to foster healthy root systems. Pre-buffered to pH 5.5, sterile, and free of pathogens or nutrients for customized feeding regimens. Ideal for hydroponic propagation without requiring trays. Approximate dimensions: 25 x 25 x 30 mm, tapering to 15 mm base.
Grodan tapered cubes no tray – 42
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