JBL PROFLORA 7 BallsRoot fertiliser for freshwater aquariums (7 fertiliser balls)

Primary care for plant roots: specially produced clay balls, loaded with nutrients, for freshwater aquariumsStorage capacity for nutrients. No deficiency symptoms: important trace elements such as iron, mineralsOptimal promotion of plant growth means less algae growth. No phosphates and nitratesStrong root formation in plants is a sign of high nutrient absorption through the rootsPackage contents: 1 pack with 7 fertiliser balls. To use: depending on the size of the plant, press one to several balls into the root area every six months.