Fluid nitrogenized organic fertilizer NK 3-5+Fe, permitted in organic farming, it is a natural fertilizer studied to supply aromatic plants in pot and in the kitchen garden with the right feeding. The contribution of elements which are useful for the root and foliar development and the high content of organic matter and iron guarantee a correct growth of the plants and give leaves a deep colour. Use: dilute the content of half cap in one litre water and water the plant with this solution to the point of moistening the soil; treat every 10-15 days in spring-summer, every 20-25 days in autumn-winter.