Van Iperen Calcium Nitrate Horticultural Grade is a very pure Calcium fertilizer that dissolves rapidly and completely. Our product has a limited caking tendency and is recommended from early spring until fruit set and fruit development. This high Calcium fertilizer improves the strength of the cell walls during active cell division phases. The presence of Nitrate has a positive effect on the absorption of Calcium.

  • Improves fruit quality - less sensitive to bitter pit and blossom end rot, longer shelf life
  • Developed for fertigation in open field and greenhouses. Also suitable for foliar application

Application

  • Low in heavy metals
  • Low in Sodium and Chloride
  • Production process certified according to ISO 9001:2009
  • White granules

Hydroponics

Kg in 1.000 l stock solution CaO in kg Total N in kg N-NO3 in kg N-NH4 in kg
100 26,3 15,5 14,4 1,1
150 39,4 23,2 21,6 1,6
200 52,6 31,0 28,8 2,2
250 65,7 38,7 36,0 2,7

Fertigation

Crop Application date Min kg/ha/season Max kg/ha/season
Fruit trees (adult)
• As of flowering
• Until fruit filling
200 500
Cabbage
• During vegetative growth 20 50
Pepper
• During fruit growth 20 60
Vegetables
• As of 4 weeks after planting
• During fruit growth
20 50
Stone fruit
• As of fruit setting
• Until fruit colouring
40 60
Citrus
• Spring application
• Winter application
250 600
Vineyards
• As of leaf bud opening
• Until vegetative growth
100 300
Table grape
• During fruit growth
• Until fruit colouring
30 60
Potato
• As of tuber setting
• Until tuber ripening
100 300
Banana
• As of plant establishment
• Until fruit filling
200 500
Tomato
• During fruit growth 60 100

Foliar Application

Crop Application date Min kg / ha / appl Max kg / ha / appl Conc. % (w/v))
Vegetables
3 - 4 applications:
• As of fruit setting
• Until 2 weeks before harvesting
• 10 - 14 days interval
2 3 0.3 - 0.4
Citrus
2 applications:
• Spring application
• During fruit setting
4 8 0.5 - 1.0
Vineyards (adult)
2 - 3 applications:
• As of fruit setting
• Until fruit ripening
• 10 - 14 days interval
3 6 0.4 - 0.8
Pip fruit
5 - 9 applications:
• As of fruit setting
• Until 6 weeks before harvesting
• 10 - 14 days interval
3 6 0.4 - 0.8
Stone fruit
3 - 4 applications:
• As of fruit setting
• Until fruit ripening
• 10 - 14 days interval
2 4 0.3 - 0.6
Banana
3 - 4 applications:
• As of vegetative growth
• Until end of flowering
• 10 - 14 days interval
4 8 0.3 - 0.5
Potato
2 - 3 applications:
• From 20 cm height until 50% of tuber formation
• Application interval- 7 - 10 days
2 4 0.3 - 0.5
Melon
2 - 3 applications:
• As of fruit setting
• Until 2 weeks before harvesting
• 10 - 14 days interval
2 4 0.3 - 0.5

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Compatible with other fertilizers, except Sulphate- or Phosphate-containing fertilizers. Therefore, a separate fertilizer dissolving tank is required or the fertilizers must 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.

Find out more