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Optima Leaf-Trace is a liquid foliar fertiliser based on six important trace elements. It contains iron, manganese, zinc and copper that are 100% complexed with hepta gluconic acid (HGA). The product is also enriched with boron and molybdenum.

Optima leaf-Range

Optima Leaf-Trace is part of the Optima Leaf range, a line of foliar fertilisers that are efficiently absorbed by the plant.


  • Delivers iron, manganese, zinc and copper in an organically complexed form.
  • Contains extra boron and molybdenum.
  • Product approved for organic agriculture and horticulture in compliance with regulations EC 834/2007 & 889/200

Iron (Fe) water soluble

31 g/kg

Manganese (Mn) water soluble

15 g/kg

Zinc (Zn) water soluble

2 g/kg

Copper (Cu) water soluble

1 g/kg

Complexed Fe, Mn, Zn, Cu

100 %

Boron (B) water soluble

3 g/kg

Molybdenum (Mo) water soluble

1 g/kg

Stability range pH

3,0 - 12,0

Specific gravity


pH product

3,8 - 4,8


Brown liquid



Available in 17.5 and 1000 litre containers.

EC Fertiliser

Application rates

Foliar application (maximum concentration 1:100, unless stated otherwise)

Arable crops:
1,5 liter per hectare.
2-5 times a year, during leaf development.

Tree nursery/viticulture/(top- and soft)fruit:
1,5 liter per hectare.
4-6 times a year, during leaf development.

1,5 liter per hectare.
1-2 times a year, during leaf development.

Forestry/plant nursery:
1,5 liter per hectare.
4-6 times a year, during leaf development.

1,5 liter per hectare.
4-6 times a year, during leaf development.

1,5 liter per hectare.
2-6 times a year, during leaf development.


All crops:
2,0 liter per hectare.
Every 2 weeks, repeat if necessary.

Instructions for use
  • Shake or stir well before use.
  • Store in a cool dry place away from direct sunlight. This product has been tested and can be stored safely at temperatures from 5°C to 25°C.
  • The product may crystallise at too cold temperatures (<5 °C).
  • For the best results, apply Optima Leaf-Trace in the late afternoon, to avoid strong sunlight. This minimises the risk of crop damage due to leaf burn. If the crop stays wet for longer, the nutrient uptake is improved.
  • Optima Leaf-Trace is generally compatible with other products. Product is stable at a pH of 3.0 - 12.0. Not compatible with products that contain phosphate.
  • Never mix pure products together. We recommend carrying out a trial application on a small area first, before applying to the entire plot.
  • The best before date on the upper side is guaranteed if the product is stored according to these guidelines in the unopened original packaging. Only store in the original packaging and close the cap immediately after use.
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210113 JP Optima Leaf Trace jcn

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