Atrium Cu
Complexed copper with strong systemic action

Atrium Cu

Atrium Cu is a fertiliser based on complexed copper with strong systemic action, designed to correct and prevent copper deficiency. Copper is involved in photosynthesis and protein metabolism and takes part in the formation of phytoalexins and in lignin synthesis.

  • 5.7% copper (Cu) water-soluble, complexed by HGA
  • 2.0% amino acids combined with the copper
  • Strong systemic action to correct and prevent the deficiency
  • Better photosynthesis and supported protein metabolism
  • Reinforced natural plant resistance and formation of strong, healthy tissue
  • Foliar or fertigation, including on field crops
Download 2026 Catalogue

How to use

Form: Liquid, pH 2.7.

Application: Foliar (minimum water volume 200 L/ha) or drip, sprinkler and pivot fertigation. Do not mix with calcium, phosphorus, oils, sulphur or products with an alkaline or acidic reaction. In cold, humid conditions the product may be phytotoxic to some crops; run a preliminary test before mixing. Use only where a need is recognised and do not exceed the recommended rates.

Crops: All crops.

Crop / UseApplication rate
Foliar, general use150–200 ml/hl per application
Foliar, field crops1.5–2 L/ha per application
Fertigation, general use2–4 L/ha per application

Product composition

Water-soluble copper (Cu), complexed by HGA
5.7%
Amino acids
2.0%

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