Heavy metals are elements that mainly have a 5-22 gr.cm-3 specific gravity. Some of these essential micronutrients for plant growth (Such as Zinc (Zn), Copper (Cu), Manganese (Mn), Nickel (Ni) and Cobalt (Co)). other heavy metals, high toxicity properties such Lead (Pb), Cadmium (Cd) Mercury (Hg). In order to investigate the potential watercress (Nasturtium officinale) in uptake from nutrient s...