| XI.— | Potassium nitrate | 30 parts |
|---|---|---|
| Potassium phosphate | 25 parts | |
| Ammonium sulphate | 10 parts | |
| Ammonium nitrate | 35 parts |
The following five are especially recommended for indoor use:
| XII.— | Sodium chloride | 10 parts |
|---|---|---|
| Potassium nitrate | 5 parts | |
| Magnesium sulphate | 5 parts | |
| Magnesia | 1 part | |
| Sodium phosphate | 2 parts |
Mixed and bottled. Dissolve a teaspoonful daily in a quart of water and water the plants with the solution.
| XIII.— | Ammonium nitrate | 40 parts |
|---|---|---|
| Potassium nitrate | 90 parts | |
| Ammonium phosphate | 50 parts |
Two grams is sufficient for a medium-sized flower pot.
| XIV.— | Ammonium sulphate | 10 parts |
|---|---|---|
| Sodium chloride | 10 parts | |
| Potassium nitrate | 5 parts | |
| Magnesium sulphate | 5 parts | |
| Magnesium carbonate | 1 part | |
| Sodium phosphate | 20 parts |
One teaspoonful to 1 quart of water.
| XV.— | Ammonium nitrate | 40 parts |
|---|---|---|
| Ammonium phosphate | 20 parts | |
| Potassium nitrate | 0.25 parts | |
| Ammonium chloride | 5 parts | |
| Calcium sulphate | 6 parts | |
| Ferrous sulphate | 4 parts |
Dissolve 2 parts in 1,000 of water, and water the plants with the solution.