Standard High K 3-4M

Give your crops a potassium boost








Osmocote® Exact Standard High K 3-4M is highly suitable for pot plants requiring high-potassium feeding over 3 to 4 months, such as cyclamen, violets and primulas. It’s also a perfect solution when using with nitrogen-rich irrigation water and is ideal for herbaceous perennials. Osmocote® Exact Standard High K works very well in combination with Peters® Professional water-soluble feeding. The recommended rates should be adapted, depending on the amount of water-soluble feeding.

  • Nutrients released over 3 to 4 months

  • Safe: controlled release and high level of all essential trace elements

  • Consistent: each bag produces identical results

  • Tailored release pattern: exactly suited to your crop’s requirements

Light feedingNormal feedingHeavy feeding
Container nursery stock 1.5-2 g/l2-3 g/l 2-4 g/l
Pot plants1.5-2.5 g/l2-3 g/l 2.5-4 g/l
Bedding plants1.5-2.5 g/l2-3 g/l 2.5-4 g/l
Perennials1-1.5 g/l1.5-2 g/l1.5-2.5 g/l
Light feeding
Normal feeding
Heavy feeding

**Recommended application rates for Osmocote® Exact Standard granules in g/l** How to calculate the granules per pot or container at the application rates above: - Granule application - 3-liter pot volume - 5 g/l Osmocote® Exact Standard High K Total = 15 g/pot Attention: The recommended rates above are based on unfertilized substrates. These are general recommendations. Adjust for specific situations, such as use in tunnels or greenhouses, or specific climate conditions. Contact your ICL Specialty Fertilizers advisor for more detailed advice. Trial first on a small scale before changing the rate, application or any other variables. As circumstances can differ and as the application of our products is beyond our control, ICL Specialty Fertilizers cannot be held responsible for any adverse results.

The longevity of Osmocote Exact Standard High K is determined at 21ºC. At lower average soil temperatures the product will work longer, at higher average soil temperatures shorter. Indicational: 16ºC: 5-7M, 21ºC: 5-6M, 26ºC: 4-5M.
Close partly used or damaged bags securely.
Store under dry conditions. 
If you need more information, please contact your technical support.

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