Description
1cm square cubes of Grodan rockwool, Clean, lightweight and well aerated. Ideal for passive growing in pots or use in the Origin system. Mix with clay for a well aerated, free draining hydroponic growing medium.
1cm square cubes of Grodan rockwool, Clean, lightweight and well aerated. Ideal for passive growing in pots or use in the Origin system. Mix with clay for a well aerated, free draining hydroponic growing medium.