Foliar Greenhouse fertigation Open field fertigation

Van Iperen Ubinas | 20 - 20 - 20 + TE is a pure and balanced WS NPK combined with EDTA chelated Micronutrients. Our product has a limited caking sensitivity and is recommended at different phenological stages. The high level of Nitrogen, Phosphate and Potassium in our formula improves cell division, cell elongation and cell pressure. The presence of Micronutrients supports general plant metabolism.

  • Improves root and shoot growth, vegetative growth and gives high quality buds and fruits
  • Micronutrients 100% chelated and fully available
  • Easy to handle, dissolve and apply
  • Developed for fertigation in open field and greenhouses. Also suitable for foliar application
  • Produced in a broad range of intense colours, to distinguish the product and the final solution
Foliar Greenhouse fertigation Open field fertigation
  • Rapidly dissolvable
  • Low on Sodium and Chloride
  • Available in 9 intense colours
  • Production process certified according to ISO 9001:2015

Fertigation

Crop Application date Min kg/ha/season Max kg/ha/season
Fruit trees
• As of end of flowering
• Until fruit filling
100 200
Banana
• As of vegetative growth 150 250
Citrus
• As of vegetative growth 150 300
Potato
• During entire fertigation program
• Until tuber initiation
100 200
Fruit bearing vegetables
• As of vegetative growth
• Until fruit setting
150 300
Vineyards
• During vegetative growth
• During tuber initiation
• During tuber filling
100 150
Tomato
• As of vegetative growth
• Until fruit setting
150 300

Foliar Application

Crop Application date Min kg / ha / appl Max kg / ha / appl Conc. % (w/v))
Arable crops
3 applications:
• As of vegetative growth
• 10 - 14 days interval
3 6 0.5 - 0.8
Stone fruit
2 applications:
• During vegetative growth
• During fruit filling
3 6 0.3 - 0.5
Banana
2 - 4 applications:
• As of vegetative growth
• Until flowering starts
5 10 0.3 - 0.5
Citrus
2 applications:
• During vegetative growth
• During post harvest period
5 10 0.5 - 0.8
Olive
3 applications:
• Spring application
• During vegetative growth
• During fruit setting
5 10 0.5 - 1.0
Strawberry
2 applications:
• During vegetative growth
• During post harvest period
2 5 0.3 - 0.5
Melon
1 application:
• During vegetative growth
3 6 0.5 - 0.8
Fruit bearing vegetables
2 - 3 applications:
• As of vegetative growth
• Until fruit setting
• 10 - 14 days interval
5 10 0..4 - 0.6
Vineyards
3 applications:
• As of fruit setting
• Until petal fall
3 5 0.3 - 0.5
Potato
3 applications:
• As of vegetative growth
• 10 - 14 days interval
3 6 0.3 - 0.5
Tomato
2 - 3 applications:
• As of vegetative growth
• Until fruit setting
• 10 - 14 days interval
5 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, with the exception of Calcium fertilizers. Therefore a separate tank is needed or fertilizers should be applied on different times. The pH of the tank solution should be above 4.

Packaging sizes

  • 1kg
  • 5kg
  • 15kg
  • 25kg

Fertilizing Knowledge

Packaging machine at Transterminal Dordrecht

We produce and ship WS NPKs worldwide

Our sister company Transterminal Dordrecht (TTD) is one of the three largest Water Soluble NPK production facilities in Europe. This is where we produce our high quality and innovative WS NPKs thanks to the completely automated blending and packing line and an experienced staff.

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