Grodan 36x36x40 mm, planting cubes without hole, BOX 2940 pcs

Grodan 36x36x40 mm, planting cubes without holes, BOX 2940 pcs. Rockwool Grodan is a superior inert medium providing the conditions for profitable growing of plants and crops. 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.