The Grodan Delta 4G – 75mm x 75mm Wrapped Cube (No Hole) is a high-quality growing medium designed for hydroponic applications. Here are some key features and benefits: Material: Made from mineral wool, which is created by spinning molten basalt and limestone rock into fibres. This material is known for its excellent water retention and aeration properties. Size and Shape: Each cube measures 75mm x 75mm and is wrapped for added stability. The absence of a hole makes it ideal for various planting methods. Air/Water Balance: The cubes provide an optimal air-to-water ratio, ensuring uniform plant development and robust root growth throughout the entire substrate. Versatility: Suitable for use with seeds and cuttings, these cubes can be placed on top of other growing media such as slabs or larger rockwool cubes. Ease of Use: The cubes are individually packaged and easy to handle, making them perfect for both commercial and home growers. These features make the Grodan Delta 4G cubes an excellent choice for anyone looking to achieve healthy and vigorous plant growth in a hydroponic system.
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