• oxide
  • elemental
Nitrogen Total (N) 28%
Nitrate nitrogen (N-NO3) 4.0%
Ammoniacal nitrogen (N-NH4) 5.0%
Urea nitrogen (Ur-N) 19.0%
Phosphorus Pentoxide (P205) 5%
Water soluble (P205) 3.7%
Potassium Oxide (K20) 5%
Water soluble (K20) 5.0%
Iron (Fe) 0.50%
Nitrogen Total (N) 28%
Nitrate nitrogen (N03-N) 4.0%
Ammoniacal nitrogen (NH4-N) 5.0%
Urea nitrogen (Ur-N) 19.0%
Phosphorus (P) 2.2%
Water soluble 1.6%
Potassium (K) 4.1%
Water soluble 4.1%
Iron (Fe) 0.50%

Characteristics

Longevity

5-6 Months

Granule size

2.0-4.85mm

Pack size

25kg

Pack coverage

455 - 714 m²

Application rate

35 - 55 g/m²

Granule dispersal

10 days

Longevity

5-6 Months

Turf Response

10 days

Sierrablen 28-5-5-Fe

Sierrablen 28-5-5-Fe

28-5-5+Fe

  • Description
  • Advantages
  • Directions for Use
  • Spreader Settings
Description

Sierrablen 28-5-5+Fe has enough Nitrogen content to promote continuous growth to the plant for 5 – 6 months. It contains a controlled release NPK and a low amount of readily available Nitrogen. This Nitrogen is only release during proper growing conditions; helping to pre-stress condition the plant.

Sierrablen 28-5-5+Fe can also be used as a base feed at low rates and is compatible with other nutrients. Additionally, it is equipped with Iron to enhance turfgrass color.

Advantages
  • Nutrition for entire growing season in only 1 application
  • Controlled Nitrogen release for 5 – 6 months constant growth
  • Nitrogen released only when growing conditions are good
  • Helps pre-stress condition of the plant
  • Controlled NPK, low Nitrogen give immediate response
  • Iron content enhances plant color
  • Can be used in low temperatures
  • Good for base feed at low rates
  • Can combine with other nutrients if needed
Directions for Use

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, ... - If spilt on paving slabs, concrete, clothes etc. brush off immediately, as product may cause discolorations

 

Spreader Settings

Spreader Settings PDF

Spreader type

Rate

Application method

Cone setting

Spreader width (m)

Application rate g/m2

35

Application rate g/m2

40

Application rate g/m2

45

 

Application rate g/m2

50

Application rate g/m2

55

Rotary spreader (SR-2000 or Accupro 2000)

Full Rate

1x pass

 4

 4.7

 T 1/2  V  X  Q (x2)  R (x2)

Rotary Spreader (SR-2000 or Accupro 2000)

Half Rate

 2x pass

 4

 4.7

 O  O 1/2  P  Q  R

Classic Drop Spreader

Full Rate

1x pass 

n/a

0.91

 13  -  14.5  -  -

 

 

Sierrablen 28-5-5+Fe provides sufficient nutrition for the entire main growing season in just a single application.

Suggested period of use

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