21-6-20

All Purpose Formula

21-6-20 All Purpose formula is designed for application with any sprayer, injector or proportioner. It is safe for all growing plants and performs especially well on plants that thrive in growing media with higher acidity levels.

Total Nitrogen (N)
13.39% Nitrate Nitrogen
7.61% Ammoniacal Nitrogen
21%
Available Phosphate (P2O5) 6%
Soluble Potash (K2O) 21%
Magnesium (Mg) (Total)
0.65% Water Soluble Magnesium (Mg)
0.65%
Boron (B) 0.02%
Copper (Cu)
0.02% Chelated Copper (Cu)
0.02%
Iron (Fe)
0.095% Chelated Iron (Fe)
0.095%
Manganese (Mn)
0.048% Chelated Manganese (Mn)
0.048%
Molybdenum (Mo) 0.01%
Zinc (Zn)
0.05% Chelated Zinc (Zn)
0.05%
  • Plant nutrients derived from: Potassium Nitrate, Ammonium Phosphate, Ammonium Nitrate, Magnesium Nitrate, Boric Acid, Copper EDTA, Iron DTPA, Manganese EDTA, Sodium Molybdate, Zinc EDTA.
  • Potential Acidity: 364 Lbs. Calcium Carbonate per ton.
  • Maximum Solubility: 4 Lbs. Per gallon.
  • Caution: Some crops may be injured by application of Boron.
  • This fertilizer is to be used only on soils that respond to Molybdenum.
  • Crops high in Molybdenum are toxic to ruminants

21-6-20 All-Purpose Injector Ratios

Ounces of EasyFertilizers 21-6-20 All-Purpose per gallon of concentrate.

Ppm Nitrogen 1:15 Injector Ratios 1:100 Injector Ratios 1:200 Injector Ratios EC (mS/cm)
50 0.48 3.22 6.44 0.28
100 0.95 6.44 12.9 0.56
150 1.45 9.65 19.3 0.84
200 1.93 12.9 25.7 1.12
250 2.41 16.1 32.2 1.4
300 2.9 19.3 38.6 1.68
350 3.38 22.5 45 1.96
400 3.86 25.7 51.5 2.24

21-6-20 All-Purpose Ratios by Crop Type

Crop Type Constant Feed Ppm – N Periodic Feed Ppm – N
Bedding Plants 100-200 200-250
Containerized Woody Ornamentals 75-125 200-350
Cut Flowers 175-225 300-450
Potted Chrysanthemums 250-350 350-400
Potted Tropical Foliage 125-250 250-300
Potted Geraniums 250-300 350-400
Potted Poinsettias 200-350 375-400
Vegetable Seedlings 25-75 75-150
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