Seachem Flourish Iron
Give your plant growth an extra boost! Seachem Flourish Iron is a water conditioner that stimulates plant growth in your aquarium. Recommended for use with Flourish, Flourish Tabs, and Flourite. Free of phosphates and nitrates. Iron is an important nutrient in the planted aquarium. Flourish Iron should be used in planted aquariums where aquatic plants demonstrate signs of iron deficiency (such as short and slender stems or yellowing between veins).