Additional care for plants: supplementary fertiliser with 3 components (N   nitrogen  P   phosphorus  K   potassium) for aquascaping aquariums - Dosing is dependent on intensity of illumination, CO2 supply and consumption. Thriving plant growth, prevents deficiency symptoms: contains nitrogen as nitrate, phosphorus as phosphate, potassium and magnesium for a controlled and precise increase of the values Iron and trace elements should be added separately. Check with JBL nitrate, phosphate sensitive and potassium tests Contents: 1 bottle ProScape NPK Macroelements. Use daily: 6 ml 100 l in high power light   CO2  3x weekly: 2 ml 100 l high power light no CO2  daily: 2 ml 100 l in weak light conditions   CO2  weekly: 2 ml 100 l in weak light conditions no CO2