Van Iperen Oligo Iron-EDTA 13% is a 100% chelated single micronutrient fertilizer of high purity. Thanks to the unique cluster-shaped microgranule, it is completely dust-free, flows easily, and dissolves quickly. With its porous structure, the microgranule bursts from the inside out, leading to faster dissolution even in cold or hard water. Our product is not sensitive to caking in normal storage conditions. It is recommended to cure Iron deficiency in all crops.

  • 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

Application

  • Dissolves quickly in water, even at high concentrations
  • Low in Sodium and Chloride
  • Cluster-shaped, light brown microgranules
  • Patented microgranulation process
  • Easy to handle, dissolve and apply

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

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

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Compatible with other fertilizers. The pH of the tank solution should be above 4.