Gold Label HydrocornGold Label Hydrocorn is manufactured using a mix of the best quality pure clay, Hydrocorn (8-16mm) is the only clay pebble that carries the RHP for Horticulture certificate.The irregular shape of the pebbles provides stability and is an ideal surface for roots and beneficial bacteria. The porous structure enables the pebble to uptake 15% of its weight in water. Baked in an open furnace using high grade clean fuel ensures the pebbles are free from heavy metals and other contaminates. Suitable for both Flood & Drain and top-feeding hydroponic systems.
