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BioNutrition for Turfgrass Surfaces
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PAR+

INCREASES EFFICIENCY of PHOTOSYNTHESIS FOR HIGH QUALITY SURFACES & STRESS FREE TURF

WHY CHOOSE PAR+?

Enhances Chlorophyll Production

Drives more energy capture for denser,greener turf​

Improves Stress Tolerance

Supports turf during intense sunlight, shade, heat, cold, drought and salinity pressures.​c

Boosts Energy Flow

Increases metabolic activity and nutrient uptake​

Proven At a UK University 

PhD level studies verify the effects of PAR+ on turfgrass surfaces

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How PAR+ Works

PAR+ is made from a compound that is at the start of the metabolic reaction chain that produces both chlorophyll and antioxidants. PAR+ accelerates this process resulting in greener, stronger turf with enhanced resilience to oxidative stress caused by intense sunlight, shade, heat, cold and disease pressure.

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Proven through Research at the World Renowned University of Nottingham, Sutton Bonington plant research centre.

How to use PAR+

PAR+ is supplied a a liquid that also contains photosynthesis promoting micronutrients, and as a high purity white powder.

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Liquid preparation in a 1L bottle that includes a full range of micronutrients that enhance the effects of PAR+

A 10g foil packet of high purity PAR+ powder.

The dilution rate of PAR+ varies depending on several factors, including turfgrass species, environmental conditions, and the specific stress factors involved (e.g., mowing, drought, compaction). Guidelines for the dilution rates are as below:​

Stress Level               Rate per Ha.       Frequency

Before stress occurs       1L or 10g                 Every 2-3 weeks

Moderate stress              1.5L or 15g              Every 2-4 weeks

Severe stress                    2L or 20g                Every 4-6 weeks

Click on the links below for more information & SDS

Considerations for Optimizing PAR+ Application​

  • Application Frequency: Lower concentrations (1L per Ha) can be applied more frequently, while higher concentrations (2-3 litres per Ha) should be used less often to prevent over-stimulation.

  • Environmental Factors: In warmer climates or during active growth phases, slightly higher concentrations (1.5-2 litres per Ha) may be needed, while cooler climates may benefit from lower rates (1 litre or 10g per Ha).

  • Turfgrass Species: Some turfgrass species may have different tolerances to PAR+. For example, cool-season grasses (e.g., bentgrass or fescue) might require lower concentrations than warm-season grasses (e.g., Bermuda or zoysia) due to differences in growth rates and stress tolerance.

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Use the Contact Form below to request a call to discuss how we can help you.

​Call 01822 369005, or email enquiries@swagronomy.com for a friendly but serious discussion on how SW Agronomy will help you produce high quality turfgrass surfaces by enhancing natural plant & soil processes.​

© Copyright Andrew Turnbull 2025​

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