3 mg Fe/kg/day in 1-2 divided doses Prophylaxis:1-2 mg Fe/kg/day up to a maximum of 15 mg/day Adults (dose expressed in terms of ferrous sulfate):Iron deficiency: 300 mg twice daily up to 300 mg 4 ...

As a result, a simple way to treat lawns and get rid of moss is with iron sulphate, which is known to dissolve moss and ensure your grass grows back thicker and greener too. So if you want to ...