Whatsapp
Twitter
Linkedin
Mail
Copy link 
Universol Hard Water 211 is developed for application in hard irrigation water, with high levels of bicarbonate. With an N:K ratio of 2:1, it is ideal for plants requiring high amounts of nitrogen during the early growth stage (e.g. foliar plants). Universol Hard Water 211 acidifies the irrigation water and neutralizes bicarbonate.
-
Contains all elements; NPK, magnesium and trace elements
-
Always the same composition thanks to stringent quality control
-
The pH of the soil remains stable as a result of the HCO3- buffering effect
-
Improves the quality of your irrigation water, by taking out bicarbonates
-
Dissolves entirely and quickly because of the special ingredients and the ‘Bright Solution System’
-
The pH of the soil remains stable as a result of the HCO3- buffering effect.
Pot and bedding plants:
| 100% Universol (continuous feeding) | 50% Universol when using 50% Osmocote | |
|---|---|---|
| Crops with high fertiliser requirements | 1-2 g/l | 0.5-1 g/l |
| Crops with normal fertiliser requirements | 1-1.5 g/l | 0.5-0.75 g/l |
| Salt sensitive crops | 0.5-1 g/l | Depends on situation |
Container nursery stock:
| 100% Universol | 50% Universol when using 50% Osmocote | |
|---|---|---|
| Crops with high fertiliser requirements | 20 g/m2/week | 10 g/m2/week |
| Crops with normal fertiliser requirements | 15 g/m2/week | 7.5 g/m2/week |
| Salt sensitive crops | 10 g/m2/week | 5 g/m2/week |
Please contact ICL for application rates specific to your situation. Recommended rates in g/L represents the dilution rate in irrigation water.
Our knowledge
Tips & tricks, disease prevention, crop and market related information
Explore our knowledge