Tetra PlantaMin Thanks to the special depot formula the nutrients contained in Tetra PlantaMin stay available for plants over a period of 4 weeks. Iron potassium manganese and other essential trace elements provide a lush and healthy plant growth. Strengthens plants by guaranteeing a long-term effective nutrient supply. Prevents sustained yellow glassy leaves. Promotes the formation of chlorophyll thus ensuring rich green leaves. Prevents iron and potassium deficiencies. Vigorous plant growth is the best algae prevention. For the absorption of nutrients through the leaves. No water pollution as free of phosphate and nitrate. For freshwater aquariums. For intense red and green leaf coloration.