Rockwool cubes 3.5 x 3.5 cm 77 piecesPlastic-stick-tray with drain and 77 mini-rockwool cubes
The tray with the rockwool cubes is ideal suitable for the cultivation out of seeds and cuttings.
In further consequence the cubes can be used again with soil and hydroculture.
In the original state the blocks have a neutral pH-value of 7.0, recommended is a pH-value of approx. 5.6-5.8.
size rockwool cube: 3.5 x 3.5 cm