These fertilizers are packed with ICL's’ exclusive controlled release coating technologies in standard-sized granules. Every Sierrablen fertilizer has been designed to meet the grass plant’s specific requirements. The fertilizer releases the nutrients at an optimum rate during its growth stages to enhance performance. The controlled release technology prevents the leaching of the nutrients and guarantees a longer lasting effect with no excessive flushes of soft-growth. Sierrablen is the reliable choice for a high-quality controlled release fertilizer. It also saves time and money, as one simple application can provide nutrition for up to 9 months. Granule size 2 to 4.5 mm.



All Round: 24 (N) - 2.2 (P) -8.3 (K) + 2 (Fe); and Turf Starter: 16 (N) - 10.9 (P) - 10 (K) blends.



Product size available:

25 kg bag


Host turf:

  • Cool- and warm-season turfgrass in;
  • Lawns
  • Fine turf
  • Sportsfields
  • Golf tees
  • Amenity turf


Application rate:

2 - 4 kg/100 m2


Application timing:

2-4 applications per year. Longevity 12-20 weeks



Critical comments:

Refer to current product label and safety data sheet. NOT TO BE USED FOR ANY PURPOSE OR IN ANY MANNER CONTRARY TO THE MANUFACTURERS CURRENT PRODUCT LABEL. Apply to dry foliage. Watering-in after application helps with product dispersion, gives a faster initial effect and limits traces of footprints. Avoid doing applications during frosty or drought conditions. Applications should be made after aeration programs like: hollow tining, sliting a/o scarification in order to prevent granule damage. If spilled on concrete, pavement, clothes, etc, immediately wash off as the product can cause discoloration. Contains Iron: Do not apply in case of risk of contact with concrete, marble, stone, fabric, swimming pool etc. - If spilt on paving slabs, concrete, clothes etc. brush off immediately, as product may cause discolorations.

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