Download Soil Macronutrients - montgomery.k12.ky.us

Carbon-Hydrogen-Oxygen-Nitrogen-Phosphorus-Potassium
SOIL MACRONUTRIENTS
Nutrients
 Macronutrients
 Needed in larger
quantities
 Micronutrients
 Needed in smaller
quantities
Non-Fertilizer Nutrients
 Cannot be supplied
in a fertilizer
 Come from Water &
Air (H2O & CO2)
 Carbon
 Hydrogen
 Oxygen
Primary Macronutrients
 Nitrogen
 Phosphorus
 Potassium
 Complete fertilizer
must contain all 3
Secondary Macronutrients
 Calcium
 Magnesium
 Sulfur
Nitrogen
 Encourages Growth
 Gives plants a dark
green color
Deficiency:
- Plant turns lighter
green
-Yellowing leaves
- Slow growth
Phosphorus
 Root Development
 Encourages Flowering
 Improves Winter
Hardiness
 Deficiency
 Purplish coloration to
leaves
 Stunted Growth
Potassium
 Increases disease
resistance
 Thickens cell walls
 Aids in the transport
of food in the
phloem
 Deficiency
 Yellowing, death of
tissue at the tips.