Description
- 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
£29.95
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.
Availability: 90ltr.