Pro Turf 15-5-15 +5CaO +2MgO 25 kg

Pro Turf 15-5-15 +5CaO +2MgO 25 kg

ProTurf 15-5-15 +5%CaO+2%MgO is a slow-release mini-fertiliser, containing a greater level of nitrogen. The product kick-starts growth in the spring, and has balanced levels of potassium and phosphorus along with calcium and magnesium designed to support turf demands on sand based constructions.


Pro Turf 15-5-15 +5%CaO +2%MgO

A slow-release fertiliser with a higher level of nitrogen included. Specific areas of use for Pro Turf 15-5-15 +5%CaO +2%MgO include Tees, Fairways, Sportsfields and Amenity. Constructed to contribute a strong growth response and colour boost in the periods of spring and summer.


  • Formulated for nitrogen boost and sustained release.
  • Contains polyhalite for enhanced colour response.
  • Calcium and magnesium to support turf requirements on sand based constructions.
  • Designed to provide strong growth response and colour boost in spring and summer.

Application Rate

Longevity Pack Size (kg) Recommended Rate (g/m2) Turf Response
2 Months 25 20 - 35 7 days
  • Apply to dry foilage.
  • Watering-in after application aids dispersion and gives a quicker initial effect.
  • Avoid applications during frosty or drought conditions.
  • Watering-in after application will minimise foot printing risk.
  • Application should be made after aeration programmes such as hollow tining, slitting and/or scarification to prevent granule damage.

Spreader Settings

Spreader Type Spread Width (m) Application Rate (g) Single Pass Double Pass
Rotary Spreader (Cone Setting 6) 5.0 20 N 1/2 K 1/2
SR-2000 or Accupro 2000 (Cone Setting 6) 5.0 30 P M

Product Analysis Table

Ingredient Oxide Value Elemental Value
Total Nitrogen (N) 15.00% N
    Ammoniacal Nitrogen (NH4) 1.30%
    Urea Nitrogen (CO(NH2)2) 13.70%
Phosphorus Pentoxide (P2O5) 5.00% 2.20% P
    Water Soluble (P2O5) 3.70% 1.60% P
Potassium Oxide (K2O) 15.00% 12.40% K
    Water Soluble Potassium Oxide (K2O) 15.00% 12.40% K
Magnesium Oxide (MgO) 2.00% 1.20% Mg
    Water Soluble Magnesium Oxide (MgO) 2.00% 1.20% Mg
Calcium Oxide (CaO) 2.00% 1.40% Ca
    Water Soluble Calcium (Ca) 2.00% 1.40% Ca

Suggested Period of Use

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

For further information on ICL Sierrablen Plus Turf Starter with Pearl Technology, please contact a member of our technical sales team on +44 (0)1902 440250.

Delivery charge (if applicable) applied at checkout. Next working day delivery is available on this product, as an option on orders placed before 12 noon - excludes festive season & bank holidays. Please note deliveries to Highlands, Cornwall and more remote areas may take longer. Surcharges apply for non mainland locations, call for more information. More delivery info

For large orders, please be aware that if you require a smaller 7.5 tonne lorry, the maximum weight for pallets is 750 kg - otherwise the standard pallet size limit of 1000 kg applies.

If you have any access restrictions for lorries or large vehicles please speak to our sales team on +44 (0)1902 440250.

Collection from our Telford, Shropshire, Trade Counter is available for this product. More info on collections