Foliar Greenhouse fertigation Open field fertigation

Van Iperen Oligo Iron-EDTA 13% is a highly pure Iron fertilizer, which dissolves rapidly and completely. Our product is dust free and is recommended at different phenological stages. The high level of Iron in our formula improves the production of chlorophyll.

  • Gives a strong apical zone, free of chlorosis
  • Easy to handle, dissolve and apply
  • Iron 100% chelated and fully available up to a pH of 6
  • Developed for foliar application. Also suitable for fertigation in open field and greenhouses
  • Soft for leaf tissue
Foliar Greenhouse fertigation Open field fertigation
  • Rapidly dissolvable at high concentration
  • Low on Sodium and Chloride
  • Raspberry shaped, light brown microgranules
  • Patented micro granulation process

Hydroponics

In 1.000 l stock solution Fe in g Fe in mmol
0.1 kg 13 0.23
0.5 kg 65 1.16
1.0 kg 130 2.33
1.5 kg 195 3.49

Mentioned concentrations represents the amount of nutrients in the stock solution. The final concentration in the irrigation water depends on the amount of nutrients in the stock solution, the injection ratio and the amount of nutrients used in the water.

Fertigation

Crop Application date Min kg/ha/season Max kg/ha/season
Vegetables
2 - 3 applications:
• During 4 - 6 leaves stage
• During vegetative growth
10 20
Banana
3 applications:
• During plant establishment
• During vegetative growth
30 40
Citrus
3 - 5 applications:
• During fruit filling
• During fruit colouring
• During post harvest period
20 30
Flowers
2 - 3 applications:
• During 4 - 6 leaves stage
• During vegetative growth
10 20
Strawberry
3 applications:
• During flower bud opening
• During fruit filling
• During post harvest period
2 4
Stone fruit
3 applications:
• During fruit filling
• During vegetative growth
• During post harvest period
2 15

Foliar Application

Crop Application date Min kg / ha / appl Max kg / ha / appl Conc. % (w/v))
Fruit trees (preventive)
1 application:
• During fruit setting
0.3 0.4 0.02 - 0.10
Fruit trees (curative)
2 - 3 applications:
• As of 1st symptoms of chlorosis
0.3 0.4 0.02 - 0.10
Vegetables (preventive)
1 application:
• As of generative growth
0.2 0.3 0.02 - 0.10
Vegetables curative
2 applications:
• As of 1st symptoms of chlorosis
0.3 0.6 0.02 - 0.10
Sugarbeet
2 - 3 applications:
• As of 1st symptoms of chlorosis
0.6 0.9 0.02 - 0.10
Soybean
2 - 3 applications:
• As of 1st symptoms of chlorosis
0.6 0.9 0.02 - 0.10

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. The pH of the tank solution should be above 4.

Packaging sizes

  • 1kg
  • 5kg
  • 10kg
  • 25kg