Grodan Rockwool Mini Grow Cubes (Cellmax) 90 Litre Bag
Grodan Rockwool Mini Grow Cubes (also known as Cellmax) are great for use as a growing medium on their own or for making your own grow-mix.
: 1 cm cubes of rockwool – a traditional and trusted growing medium
: Holds lots of water and air.
: Inert growing medium
: Can be used on their own as a growing medium
: Can be used with other hydroponic mediums to create your own mix