Essential macronutrients are

Essential macronutrients are absorbed from the soil.
Macronutrients absorbed from the soil are nitrogen, potassium, magnesium, phosphorus, calcium and sulphur.
Carbon, hydrogen, and oxygen are also considered macronutrients as they are required in large quantities to build the larger organic molecules of the cell; however, they represent the non-mineral class of macronutrients.