Grodan 36x36x65 mm, planting cubes without hole, BOX 1764 pcs

Grodan 36x36x65 mm, planting cubes without holes, BOX 1764 pcs. Rockwool Grodan is a superior inert medium providing the conditions for profitable plant and crop growth. Rockwool growing medium is made of basalt wool, has excellent absorption properties and ensures a balanced water/air ratio. It promotes the development of the root system.