Leca – 10lt


SKU: L1001 Category:


“This free-draining medium is manufactured by mixing sodium with clay and firing in a rotary kiln to burn off the sodium, forming round pellets of various sizes, each pellet having ‘honeycomb’ spaces inside. These spaces allow nutrients to be taken up by the pellet and released to the plant gradually. They also allow oxygen to reach the roots of the plants. This is of paramount importance in hydroponics.’