Grodan Growcubes are perfect to fill pots and containers. They grant an optimal water / air ratio and excellent growth. Grodan cubes are available in 1 cm³ (150 L or 1,1 m³)
Grow-Cubes are small 1/4” cubes of stone wool (stone wool). There are several advantages: Grow-Cubes stack on top of each other leaving air space in between them this promotes root growth. Each cube has four surfaces from which excess water can drain.
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