Tetra Pond PlantaMin is a liquid fertiliser for aquatic plants with a special iron to potassium ratio for beautiful and colourful pond plants. The special liquid fertiliser formula also contains manganese and boron, as well as other essential trace elements. Over a four week period, Tetra Pond PlantaMin optimally supplies the pond plants with high quality nutrients: leaves become greener and magnificent, healthy plant growth is encouraged. Tetra Pond PlantaMin is free from phosphate and nitrate and is very easy to use and apply.