Ceramic granules – expanded clay 8-16mm 18L

Expanded clay (ceramic granulate) 8-16mm is an inert hydroponic, high quality substrate. As a basis, clean and salt-free types of foams are used, which are burned in an open furnace until they obtain their characteristic irregular form. Ceramic granules are widely used, which allows you to regulate nutritional values. This substrate is suitable for a variety of cultivation methods and in particular suitable for a re-use system. When used in soil cultivation, we increase the access of roots to oxygen Perfect as a soil additive Composition: Baked clay balls.