Gold Label Hydrocorn (clay pebbles) is manufactured using a mix of pure clays which are baked in an open furnace, guaranteeing no heavy metals or other contaminants.
Gold Label Hydro expanded clay pebbles have a solid outer ceramic layer, which limits the uptake of water. They are ideally suited for intense irrigation hydroponic styles of growing.
Hydro Rokz are made of pure, salt-free baked clay. They contain a low concentration of elements, making them ideal as a substrate for hydroculture. The quality of the clay pebbles is largely determined by the pH value.
Okostrat is essential in creating a healthy substrate for plants to grow in pots, terraces or gardens. It is mechanically crushed and has a porous structure that supports the development of fine roots.