Hydroponic Seed Starter Mineral Rock Wool Plugs 2.5X2.5X3cm

Hydroponic Seed Starter Mineral Rock Wool Plugs 2.5x2.5x3cmProduct DescriptionProduct NameRock WoolColourLight YellowFeatureEco-friendlyItem size1inch  (customizable), 2.5*2.5*3cm2inch, 4inch, 6inch etc.Hydroponic rock wool is manufactured from a mixture of natural rocks (basalt and dolomite)melted at high temperature to form a molten matrix, which is then passed through an air streamthat cools the material and forms long fibrous strands.High quality horticultural grade insulated cubes.High technology and quality standards.Ideal for Clay Pellets, Coco Coir, Soil, Perlite and a wide variety of grow mediums.Starting seeds, cloning, propagation etcProduct SpecificationHydroponic rockwool Main Technical Data:                                                                      ITEMDATAUnitWater absorption rate>600%PH Value6-8 Fiber diameter