• Replaceable substrate for the biOrbAIR.
• Composed of treated and sterilized cocopeat (coir), which is a renewable resource.
• Easy to use, just add water.

The Coir Compost is a treated and sterilized growth medium ideal for cultivating plant roots in the biOrbAIR. The compost is made from cocopeat which is a renewable resource. One block is enough for a single biOrbAIR.