Agronomical target

  • Nutrition
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Van Iperen Calcium Nitrate Anhydrous Horticultural Grade Plus is a highly pure Calcium fertilizer with a neglectable amount of ammonium, making it a top choice for soilless cultivation. Our product is the highest concentrated product on the market. It is not sensitive to caking and is recommended during fruit set and fruit development phases. The high level of Calcium improves the strength of cell walls. The presence of Nitrogen has a positive effect on the uptake of Calcium in the plant.

  • Improves fruit quality and shelf-life
  • Highly concentrated to reduce amount of product applied
  • Developed for fertigation in greenhouses and for foliar application


  • Low on heavy metals
  • Low on Sodium and Chloride
  • Easy to handle, dissolve and apply


Kg in 1.000 l stock solution CaO in kg Total N in kg N-NO3 in kg
125 41,2 21,2 21
150 49,5 25,5 25,2
175 57,7 29,7 29,4
200 66,0 34,0 33,6


Crop Application date Min kg/ha/season Max kg/ha/season
Fruit trees (adult)
• As of flowering
• Until fruit filling
160 400
• As of plant establishment
• Until fruit filling
160 400
• Spring application
• Winter application
160 400
• As of tuber setting
• Until tuber ripening
100 200
• As of leaf bud opening
• Until vegetative growth
80 200
Fruit vegetables
• As of 4 weeks after planting
• Until fruit filling
120 300

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Compatible with other fertilizers, with the exception of Sulphate or Phosphate fertilizers. Therefore a separate tank is needed or fertilizers should be applied at different times.

Fertilizing Knowledge

Which Calcium Nitrate to use?

Calcium Nitrate is a good source of both Calcium and Nitrate. Depending on the type of application, you can choose between different grades and formulations. Van Iperen offers you the widest range of Calcium Nitrates. Let’s see which one suits your needs.

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