Foliar Greenhouse fertigation Open field fertigation

Van Iperen Ammonium Sulphate Horticultural Grade is a highly pure Nitrogen fertilizer which dissolve rapidly and completely. Our product is not sensitive to caking and is recommended during periods of vegetative growth. The high level of Nitrogen in our formula improves cell elongation and contributes to the production of protein, supporting enzymatic reactions.

  • Improves vegetative growth
  • Easy to handle, dissolve and apply
  • Developed for fertigation in open field and greenhouses. Also suitable for foliar application
Foliar Greenhouse fertigation Open field fertigation
  • Low on heavy metals
  • Low on Sodium and Chloride
  • White crystals
  • Production process certified according to ISO 9001:2008

Fertigation

Crop Application date Min kg/ha/season Max kg/ha/season
Banana
• During entire fertigation program 200 500
Citrus
• Spring application
• Winter application
200 400
Potato
• Until tuber setting 200 300
Bulbuous vegetables
• During vegetative growth 150 300
Vineyards
• During leaf bud opening 100 200
Pineapple
• During first half of fertigation program 180 220

Foliar Application

Crop Application date Min kg / ha / appl Max kg / ha / appl Conc. % (w/v))
Arable crops
1 - 3 applications:
• Until first half of crop cycle
2 4 0.5 - 1.0
Bulbuous vegetables
1 - 2 applications:
• During vegetative growth
3 4 0.5
Cereals
1 application:
• Until elongation
2 4 0.5 - 1.0
Soybean
1 - 2 applications:
• During vegetative growth
2 3 0.5
Pineapple
1 - 2 applications:
• Until first half of crop cycle
3 6 1.0

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.

Please fill your credentials to receive the downloads by email.

Compatible with other fertilizers, with the exception of Calcium fertilizers. Therefore a separate tank is needed or fertilizers should be applied on different times.

Packaging sizes

  • 25kg
  • 1000kg

Fertilizing Knowledge

Factory of Van Iperen partner Lovochemie

Our network of Straights producers

We have developed a unique network of European Straights producers to provide you the best and widest range of Water Soluble Straights.

Find out more