• oxide
  • elemental
Nitrogen Total (N) 31%
Ammoniacal nitrogen (N-NH4) 2.1%
Urea nitrogen (Ur-N) 28.0%
Phosphorus Pentoxide (P205) 5%
Water soluble (P205) 3.7%
Potassium Oxide (K20) 7%
Water soluble (K20) 7.0%
Nitrogen Total (N) 31%
Ammoniacal nitrogen (NH4-N) 2.1%
Urea nitrogen (Ur-N) 28.0%
Phosphorus (P) 2.2%
Water soluble 1.6%
Potassium (K) 5.8%
Water soluble 5.8%



2-3 Months

Granule size


Avg Recommended Rate

37.5 g/m²

Product Dispersal

10 days

Recommended Rate

25.00 - 40.00 g/m²

Turf Response

7 days

Sierrablen Sierrablen 31-5-7

Sierrablen 31-5-7


  • Advantages
  • Description
  • Directions for Use
  • Spreader Settings
  • Perfect CRF for the beginning of the growing season
  • Promotes a healthy, balanced growth at start of the season
  • Nitrogen is only released during good growing conditions
  • Pre-stress conditions the plant
  • Gives an immediate response, even in low temperatures

Sierrablen 31-5-7 encourages a healthy and balanced growth at the start of the season. It has Nitrogen that is only released when conditions are favorable for turf growth. This helps to pre-stress condition the plant. A small amount of Nitrogen is made readily available to allow for an immediate response even in cool temperatures.

Directions for Use

Apply to dry foliage. Watering-in after application helps with product dispersion and gives a faster initial effect. 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.

Spreader Settings
Spreader type

Application method

Cone setting

Spreader width (m)

Application rate g/m2


Application rate g/m2


Application rate g/m2


Application rate g/m2


Rotary spreader

1x pass




R 1/2

 T 1/2


SR-2000 or Accupro 2000

 2x pass






 O 1/2

Sierrablen 31-5-7 contains Everris’ patented Poly-S coating technology and is the ideal first controlled release fertilizer of the growing season.

Suggested period of use

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