• oxide
  • elemental
Nitrogen Total (N) 11%
Nitrate nitrogen (N-NO3) 3.0%
Ammoniacal nitrogen (N-NH4) 8.0%
Phosphorus Pentoxide (P205) 21%
Water soluble (P205) 15.7%
Potassium Oxide (K20) 9%
Water soluble (K20) 9.0%
Magnesium Oxide (MgO) 6.0%
Nitrogen Total (N) 11%
Nitrate nitrogen (N03-N) 3.0%
Ammoniacal nitrogen (NH4-N) 8.0%
Phosphorus (P) 9.1%
Water soluble 6.8%
Potassium (K) 7.4%
Water soluble 7.4%
Magnesium (Mg) 3.6%



8-9 Months

Granule size (mm)


Agroblen 11-21-9+6MgO | 8-9M

11-21-9+6MgO | 8-9M


  • Advantages
  • Description
  • Directions for use
  • MSDS
  • Balanced NK with extra P
  • 86% coated CRF (total product)
  • Delivers nutrients for 8 – 9 months
  • High level of Magnesium enhances photosynthesis and plant energy
  • Safe to use in early stages of the crop cycle
  • Minimizes leaching of nutrients through rainfall / irrigation
  • Great starter product

This Agroblen includes extra Phosphate to stimulate root growth. It also contains extra Magnesium that enhances photosynthesis and plant energy. Combining the product with a water soluble fertilizer during the 2nd half of the growing season will produce the best results for long term vegetable and fruit crops.

Directions for use

Apply either by planting hole application, row application or broadcasting. When broadcasted work the product into the soil no deeper than 10cm. Application around the roots is recommended; never directly underneath the plant. 

Irrigation greatly improves product performance. If possible apply Agroblen directly under the dripper.

Never apply more than 1 – 2 weeks before planting. Do not use application equipment that can grind particles a/o damage the fertilizer coating.


Agroblen 11-21-9+6MgO is a fully coated NPK controlled release fertilizer designed for medium to long-term crops. It has enough nutrients to feed the plant throughout its 8 – 9 month crop cycle. This continuous supply of nutrients creates a fantastic uniform crop growth.