Coconut fiber is the husk of the coconut. It can be used as a growing medium for hydroponic growing.

Other hydroponic growing mediums include RockwoolClay pelletsPerlite and Vermiculite.

Learn about growing hydroponically:

More grow medium definitions:

Grow medium | Soil | Seedling & Cutting soil | Hydroponic | Rockwool | Clay pelletsPerlite | Vermiculite | Aeroponic

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