Description
A new substrate mix containing a refined blend of coco, white peat, pumice and perlite, to give optimum performance when fed with a hydroponic nutrient solution. It also has start-up nutrients included (so it can just be watered for up to two weeks) and is pH buffered to 5.8. The Jiffy Tref Hydroponic Mix with Pumice contains the best properties of four substrates in just one bag.