28-5-5-Fe

Seasonal applications for year-round growth

P₂O₅

K₂O

0.5

Start the growing season as you mean to finish with Sierrablen® 28-5-5-Fe’s efficient formula. Thanks to ICL’s patented Poly-S and PACE coating technologies, you can provide your turf with a 5-6 month consistent NPK nutrient release from just one single application per growing season. Grow strong and healthy turf that can withstand the harshest of conditions with this product’s condition-dependent nitrogen release.

N
N	Total NitrogenNitrate nitrogen (N-NO₃)Ammoniacal nitrogen (N-NH₄)Urea nitrogen (N-Urea)Ureaformaldehyde (N-MU)Organic nitrogen	28%4%5%19%0%0%
P₂O₅
P₂O₅	Phosphorus PentoxideWater soluble (P₂O₅)	5%4.1%
K₂O
K₂O	Potassium OxideWater Soluble (K₂O)	5%5%
Fe
Fe	IronWater soluble (Fe)Iron EDTA (Fe)Iron DTPA (Fe)Iron EDDHA (Fe)	0.6%0.38%0%0%0%

N
N	Total NitrogenNitrate nitrogen (N-NO₃)Ammoniacal nitrogen (N-NH₄)Urea nitrogen (N-Urea)Ureaformaldehyde (N-MU)Organic nitrogen	28%4%5%19%0%0%
P
P	PhosphorusWater soluble (P)	2.2%1.8%
K
K	PotassiumWater soluble (K)	4.1%4.1%
Fe
Fe	IronWater soluble (Fe)Iron EDTA (Fe)Iron DTPA (Fe)Iron EDDHA (Fe)	0.6%0.38%0%0%0%

Just one application for a 5-6 month nutrient release
Quick-release nitrogen and added iron for immediate visible response
Formulated to pre-stress condition turf

Recommended Rate:	Average recommended rate:
30-40g/m²	45 g/m²

Always trial on a small area before adjusting application rate or any other variables. As site conditions vary and application is outside ICL’s control, responsibility for results rests with the user.

Apply directly to dry foliage.

Watering-in after application helps dispersion and boosts immediate effect.

Do not apply during drought or frosty conditions.

You should apply following completion of aeration programs, including scarification, slitting and/or hollow tining to prevent damage to the granules.

Contains iron.

Do not allow product to come into contact with marble, stone, fabric, concrete, swimming pools, etc. As the product can cause discoloration, brush off immediately if spilt over concrete, paving slabs, clothes, etc.

Properly seal partly used or damaged bags.

Store under dry conditions.

If you need more information, please contact your technical support.

JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP	OCT	NOV	DEC

Digital Tools

Access calculators to improve nutrient management and boost productivity.

Nutrient & Unit Converter

Simplify nutrients and unit calculations

Brand Details

This product is part of:

Learn about Sierrablen

Explore Topics

Controlled release fertilizers

28-5-5-Fe

Digital Tools

Brand Details

Explore Topics

Our products

Our brands

Our knowledge

Turf & Landscape Menu

28-5-5-Fe

Description

Guaranteed analysis

Benefits

Application rates

How to use

Recommended period of use

Digital Tools

Brand Details

Explore Topics

Our products

Our brands

Our knowledge