Osmocote Exact High K is a 3rd generation controlled release fertilizer and has been designed to support compact plant growth where the irrigation water has high nitrogen levels. It’s the ideal solution for your CNS crops and compact pot plants, perennials, and bedding plants. It also gives you great results with species that need high potassium nutrition, including cyclamen, viola, and primula. You’ll get big results in your compact plants.

Osmocote Exact High K is an advanced controlled-release fertilizer designed to support compact plant growth, thanks to its high potassium and low phosphorus content. It provides efficient nutrient release, promoting healthy roots, vibrant leaf color, and excellent branching. Osmocote Exact High K is ideal for compact pot plants, perennials, and bedding plants that require high potassium nutrition. It works particularly well with species like cyclamen, viola, and primula.
Osmocote Exact High K granules should be mixed evenly into the growing medium at the recommended rate. Adjust the application rate based on specific growing conditions and crop needs.
Osmocote Exact High K is available in different longevities to match various growing cycles: 3-4 months, 5-6 months, 8-9 months, and 12-14 months. The longevity is determined by the average soil temperature, with higher temperatures shortening the release period.
Yes, Osmocote Exact High K can be used in combination with water-soluble fertilizers like Peters® Professional and the Universol® range. This combination ensures optimal nutrition for plants, with the ability to tailor the nutrition to each grower’s specific growing conditions.
Calculators to improve nutrient management and boost productivity