GEOLITE GMGC45L Mezzo di Coltivazione per Ciottoli di Argilla, Grigio, 1,5 Cu. Ft. Ideale per Idroponica
These stable and low-EC clay pebbles have a size range of 8 to 20 mm and help ensure optimal growing conditions. With high total porosity, they provide outstanding root ventilation, oxygenation, and excellent draining capacity.