Dense solution of ferrous iron from Seachem.

• Ideal supplement for plants that have shown signs of vitamin deficiency or distress
• Plants are able to absorb nutrients more easily because the iron gluconate is already in ferrous form, so they do not expend energy reducing it
• Gluconate is not harmful to plants or fish
• Does not contain phosphates and nitrates
• Dosage: 0.5 to 1 ml per 40 liters of water.