Dry Matter: 100% Density: 80 Kg/m3 Water Retention: 300-400 ml/L PH: 6.5-7.5 Min/Max Granule Size: 2-6mm PLANTS: With its properties, our Perlite allows a high Absorbent Power, reducing the frequency of Watering and storing the Nutrient elements given by Fertilizers and Fertilizers without modifying their PH and Oxygenating the Roots. Particularly useful in the early stages of growth and cutting. Suitable for hydroponic systems USE: For an ideal mix, add 10-30% of Perlite based on the need for soil aeration SMALL SIZE: Thanks to its small size (3L) it is comfortable and practical to use, taking up very little space. Convenient Envelope with Resealable Pressure Closure WARNINGS: Store in a dark and dry place, Keep out of reach of children 0/3 years old