Plants Used as Nutrient Deficiency Indicators

S. No.	Nutrient	Indicator Plant(s)
1	Nitrogen	Cauliflower, Cabbage
2	Phosphorus	Mustard, Rapeseed
3	Potassium	Potato
4	Calcium	Cauliflower, Cabbage
5	Boron	Sunflower, Sugar beet
6	Sodium	Sugar beet, Turnip
7	Chlorine	Lettuce
8	Iron (Ferrous)	Sorghum, Citrus, Barley
9	Copper	Wheat
10	Magnesium	Potato, Cauliflower, Sugar beet
11	Manganese	Sugar beet, Apple, Apricot
12	Molybdenum	Cauliflower
13	Zinc	Maize