Micronutrients

Oligo Premium Iron-EDDHA 6% (4.8%o-o)

Van Iperen offers a wide range of high-quality Iron-EDDHA chelates with different ortho-ortho percentages adapted to your local needs. All products are very pure, dust-free and completely soluble. Van Iperen Oligo Premium Iron-EDDHA 6% (4.8% o-o) contains 4.8% Fe-EDDHA in the ortho-ortho position, which is the strongest and most stable form of the chelate.

  • Suitable for organic farming in compliance with Regulation (EU) 2018/848
  • For a strong apical zone - free of chlorosis
  • Iron 100% chelated and highly available up to a pH of 9 (contains 4.8% Fe as ortho-ortho)
  • Developed for fertigation in open field and greenhouses. Also suitable for injection into the soil

Application

  • Dust-free
  • Free of Ammonium
  • Black/red microgranules
  • Production process certified according to ISO 9001:2015
  • Always pre-dissolve with 50 grams per liter before use. In any case not more than 60 grams per liter
  • Always pre-dissolve with 50 grams per liter before use. In any case not more than 60 grams per liter

Hydroponics

In 1.000 l stock solution Fe in g Fe in mmol
0.1 kg 6 0.11
0.5 kg 30 0.54
1.0 kg 60 1.07
1.5 kg 90 1.61

Fertigation

Crop Application date Min kg/ha/season Max kg/ha/season
Vineyards (young)
 • During leaf bud opening
• As of 1st symptoms of chlorosis		 5 12
Vineyards (adult)
 • During leaf bud opening
• As of 1st symptoms of chlorosis		 10 30
Table grape
 • During leaf bud opening
• As of 1st symptoms of chlorosis		 10 30
Vegetables
 2 applications:
• As of 4 weeks after planting
• Until beginning of flowering		 8 15
Fruit trees (young)
 2 applications:
• As of leaf bud opening
• Until vegetative growth		 4 10
Fruit trees (adult)
 2 applications:
• As of leaf bud opening
• Until vegetative growth		 10 30
Flowers
 • Spring application
• As of 1st symptoms of chlorosis		 5 30
Citrus (young)
 2 - 3 applications:
• During vegetative growth
• Spring application
• Autumn application 		5 10
Citrus (adult)
 2 - 3 applications:
• During vegetative growth
• Spring application
• Autumn application 		10 30

It is possible to apply a lower dose than recommended in case of low risk of deficiency or to avoid an expected potential slight deficiency.

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