Tetra PlantaMin Thanks to the special formula, the nutrients contained in Tetra PlantaMin remain available to the plants for 4 weeks. Iron, potassium, manganese and other necessary trace elements ensure lush and healthy growth of vegetation. Strengthens plants by ensuring a long-term, effective supply of nutrients. Prevents permanent yellowing and glazing of the leaves. Contributes to normal photosynthesis and chlorophyll formation due to the iron chelate content. Protects against iron and potassium deficiency. Lush plant development is the best protection against algae. Allows uptake of nutrients through the leaves Does not contaminate the water as it contains no phosphates or nitrates. For freshwater aquariums. Gives intense red and green leaf colouration.