• oxide
  • elemental
Nitrogen Total (N) 4%
Ammoniacal nitrogen (N-NH4) 4.0%
Phosphorus Pentoxide (P205) 0%
Potassium Oxide (K20) 8%
Water soluble (K20) 8.0%
Magnesium Oxide (MgO) 3.3%
Iron (Fe) 4.00%
Nitrogen Total (N) 4%
Ammoniacal nitrogen (NH4-N) 4.0%
Phosphorus (P) 0%
Potassium (K) 6.6%
Water soluble 6.6%
Magnesium (Mg) 2.0%
Iron (Fe) 4.00%


Granule size


Pack size


Application rate

30 - 35g/m²

Pack coverage

714 - 833m²


6 Weeks

Granule dispersal

3-4 days

Turf response

7 days

Greenmaster Pro-Lite Invigorator



  • Key points
  • Directions for use
  • Spreader settings
  • MSDS
Key points
  • Ideal first granular fertilizer application of season or applied in autumn to harden turf
  • Low nitrogen and high potassium to help harden turf
  • Control moss, whilst strengthening the sward to overcome any mechanical damage
  • Improves health and appearance of fine turf
Directions for use
  • Apply to dry foliage. Water in if no rain falls within 1-2 days after application
  • Irrigation will aid dispersion and minimize any risk of lawnmower pick-up on close cut surfaces
  • Avoid applications during frosty or drought conditions. Watering-in after application will minimize the visibility of foot prints
  • If spilt on pavement, concrete, clothes etc. brush off immediately as the product can cause discoloration
  • Delay vertical cutting and/or grooming for 3 days after application; allows the granules to properly disperse


Contains Iron:
Do not apply in case of risk of contact with concrete, marble, stone, fabric, swimming pool, ... - If spilt on paving slabs, concrete, clothes etc. brush off immediately, as product may cause discolorations


Spreader settings
Spreader type

Application method

Cone setting

Spreader width (m)

Application rate g/m2


Application rate g/m2


Rotary Spreader


1 x pass


6 3.7 M N

SR-2000 or 
Accupro 2000

2 x pass



J ½


Drop spreader


1 x pass



5 ¼

5 ½



2 x pass




 4 ½

Greenmaster Pro-Lite Invigorator is a low nitrogen, high potassium fertilizer that contains iron to help harden turf in spring and autumn.

Suggested period of use

  • Jan
  • Feb
  • Mar
  • Apr
  • May
  • Jun
  • Jul
  • Aug
  • Sep
  • Oct
  • Nov
  • Dec