Foliar Open field fertigation

Van Iperen CalMag Liquid is a pure and highly concentrated liquid Calcium and Magnesium fertilizer, formulated with Calcium and Magnesium Nitrate. Our product is a transparent, stable solution and is recommended as of early spring until fruit setting. The high level of Calcium and Magnesium in our formula improves the strength of cell walls and the production of chlorophyll. The presence of Nitrogen has a positive effect on the uptake of Calcium and Magnesium in the plant.

  • Improves leaf colour, fruit quality and shelf-life
  • Easy to handle and apply
  • Developed for foliar application. Also suitable for fertigation in open field and greenhouses
  • Soft for leaf tissue
Foliar Open field fertigation
  • Low on heavy metals
  • Low on Sodium and Chloride
  • Low crystallization temperature
  • Production process certified according to ISO 9001:2015

Fertigation

Crop Application date Conc. % (w/v))
Grapes
• During vegetative growth
• During fruit filling
0.10 - 0.20
Banana
• During vegetative growth
• During fruit filling
0.03 - 0.15
Citrus
• During vegetative growth
• During fruit filling
0.03 - 0.15
Olive
• During vegetative growth
• During fruit filling
0.03 - 0.15
Pip fruit
• During vegetative growth
• During fruit filling
0.03 - 0.15
Strawberry
• During vegetative growth
• During fruit filling
0.05 - 0.07

Foliar Application

Crop Application date Min L / ha / appl Max L / ha / appl Conc. % (w/v))
Banana
3 - 4 applications:
• As of vegetative growth
• Until flowering starts
5 10 0.3 - 0.6
Citrus
2 applications:
• Spring application
• During fruit setting
6 10 0.5 - 1.5
Tomato
• As of fruit setting
• Until harvesting
• 7 - 10 days interval
2 5 0.1 - 0.3
Melon
• As of fruit setting
• Until 2 weeks before harvesting
• 10 - 14 days interval
2 5 0.3 - 0.7
Stone fruit
3 - 4 applications:
• As of fruit setting
• Until fruit ripening
3 6 0.5 - 1.0
Vineyards
2 - 3 applications:
• As of fruit setting
• Until fruit setting
4 6 0.5 - 1.0
Pip fruit
4 - 6 applications:
• As of fruit setting
• Until 6 weeks before harvesting
• 10 - 14 days interval
5 8 0.5 - 1.5

In case of foliar feeding as part of a mix with crop protection products, a compatibility test has to be done prior to preparing the spray-mix.

The mentioned indicated dosages and application stages are given as a guideline. Exact dosages, concentration and application stage are subject to local conditions, use of other fertilizers and can only be given after an objective diagnosis.

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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.