Mother Earth® Coco substrate contains the highest-quality mix of coco pith and coco fiber. Mother Earth® Coco is pre-buffered and pH adjusted to neutral at 6.3–6.8. Mother Earth® Coco will promote strong root growth, populate microbial activity, discourage disease and insect outbreak and release nutrients evenly. For an optimal hydroponic media, combine Mother Earth® Coco with Mother Earth® Hydroton® or Perlite for increased production. This is uncharged inert media.