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Hydro granules mixed with 40% coco substrate. This special mix of substrate is perfect for all kinds of pot culture growing. Jongkind Hydro Substrate Granules are produced according to a special method and meet the highest requirements of the horticultural trade for substrates.

They are a natural product, 100% organic, and their unique structure ensures healthy growth by means of perfect moisture control and good root grip. They are suitable for all cultivation and growing applications.