PRO-MIX HPCC BioFungicide + MycorrhizaeHPCC BIOFUNGICIDE + MYCORRHIZAE high porosity, chunk coir When seeking the ideal balance between air porosity, drainage capacity and water retention, PRO MIX HPCC is the solution growers select. With unique chunk coir reducing soil compaction and carefully selected peat moss, this formulation provides qualities promoting growth and offering a delicate, well calculated control over the root zone. PRO MIX HPCC provides growers what they need to optimize