Orchid Fertilizer for Pure Water
(MSU formulation)

Nitrogen (Nitrate 12.5%)
(Ammoniacal 0.7%)
13.00%
Phosphorus (as P2O5) 3.00%
Potassium (as K2O) 15.00%
Calcium   8.00%
Magnesium   2.00%
Iron   0.18%
Manganese   0.09%
Sulfur   0.09%
Zinc   0.04%
Copper   0.04%
Boron   0.02%
Molybdenum   0.02%
     
Components:  boric acid, calcium nitrate, copper sulfate, iron EDTA, magnesium nitrate, manganese sulfate, potassium nitrate, potassium phosphate, sodium molybdate, zinc sulfate.
 

EC Chart

50 ppm N 100 ppm N 150 ppm N 200 ppm N
0.4 0.8 1.2 1.6

Fertilizer contribution only.

EC at hose end = EC of Irrigation Water + EC of Fertilizer

 

Mixing Instructions per Gallon of Fertilizer

50 ppm N 100 ppm N 150 ppm N 200 ppm N
1.4g
(1/3 tsp.)
2.8g
(2/3 tsp.)
4.3g
(1 tsp.)
5.7g
(1-1/3 tsp.)