General Characteristics A. Micronutrients are required by all plants but in smaller amounts compared to the macronutrients Deficiencies of micronutrients can reduce growth just as much as deficiencies of macronutrients Remember the“ Law of the minimum”• A. Micronutrients are required by all plants but in smaller amounts compared to the macronutrients. • Deficiencies of micronutrients can reduce growth just as much as deficiencies of macronutrients. Remember the “Law of the Minimum”. General Characteristics