Macro Nutrients

Macronutrients are elements which plants require in relatively large amounts. The following elements are categorized as macro nutrients; Nitrogen (N), Phosphorous (P) and Potassium (K).

Secondary Nutrients

These are nutrients that plants require in smaller quantities than nitrogen, phosphorus, and potassium while on the other hand; plants require these nutrients in larger quantities than the micronutrients. The following elements are categorized as secondary nutrients: magnesium, calcium and sulfur.

Micronutrients

Micronutrients are nutrients that are required by plants and other living organisms in small amount. Not to say they are not important but required in small amount.