• Liquid fertilizer with chelated iron for the proper development of aquatic plants • Promotes chlorophyll formation and prevents yellowish or weakened leaves • Contains a blend of easily assimilated iron to improve photosynthesis • Does not contain nitrates or phosphates, safe for aquarium balance • Ideal for freshwater planted aquariums with micronutrient needs • Weekly use to maintain optimal iron levels in the water • Professional 5 liter format for large aquariums or intensive use