For sustained nutrition in environmentally sensitive areas and for depleted soils 

Suståne® 5•2•4 granular 


Suståne 5-2-4 All Natural Fertilizer promotes a rapid rate of vegetative establishment. Quick ground cover minimizes soil erosion and the need for repairs or re-seeding. Suståne replenishes the soil with a rich supply of humus (stabilized organic matter) and all of the primary, secondary and minor nutrients essential for quality growth. Suståne 5-2-4 is derived from biologically stable compost plus natural potash and feathermeal. 

Professional Grade 

Suståne Natural Fertlizer is backed by over 30 years of independent applied research on diverse crops and ecosystems. Unmatched by any other organic fertilizer manufacturer, such research is the foundation for developing products that deliver value under a wide variety of growing conditions. The superior performance of Suståne's products is recognized by growers from around the world. 

Benefits of Suståne 5-2-4 All Natural, Slow-Release Nitrogen Fertilizer 

  • Adds approximately 8.5% humates by volume 
  • Promotes greater root development 
  • Increases the soil’s ability to suppress plant pathogens 
  • Increases soil porosity 
  • Suitable for arid and saline soils 
  • Provides primary and secondary (macro and micro) nutrients necessary for plant growth 
  • Contains the naturally occurring beneficial bacteria and fungi 
  • Suståne is fully composted eliminating the need for sterilization, permitting a healthy environment for beneficial microbial populations. 

Stabilized Organic Matter 

Suståne 5-2-4 All Natural Slow Release Fertilizer was designed with the knowledge that the best way to grow quality plants is to develop and maintain a healthy soil. While synthetic fertilizers supply plant growth nutrients, they do not supply the organic matter required to maintain quality plant life.

Land Management, Native habitat, or plant Restoration & Erosion Control Programs** 

For Revegetation
Final fertilizer recommendations should be based on laboratory soil tests and specific site conditions includeing but not limited to aspect and slope. Use high rates for soils low in organic matter, high in salts or pH and with steeper and southern facing slopes. 

Application Information
Suståne 5-2-4 granulated slow release fertilizer and soil builder should be part of any revegetation program. Applications of Suståne 5-2-4 will replenish the soil with a rich supply of humus and microbes which contribute to the efficient uptake of plant nutrients. 

50 lb. covers 2500 ft2 @ 1 lb. N per 1000 ft2 (44 lb. N per acre) 
22.67 kg covers 232 m2 @ 0.5 kg N per 100 m2 (50 kg N per hectare) 
20 lb. per 1000 ft2 = 100 g per 1 m2

Apply 400 to 3000 lb. per acre or 450 to 3580 kg per hectare 
Mix with water solution at a ratio of 3.2 lb. Suståne 5-2-4 to 1 gallon of water, 1.6 ton per 1,000 gallon tank 
For 44 lb. of N per acre apply 880 lb. (For 19.9 kg N apply 399 kg per 4046 m2
For 90 lb. of N per acre apply 1800 lb. (For 40.8 kg N apply 816 kg per 4046 m2
For 130 lb. of N per acre apply 2600 lb. (For 58.9 kg N apply 1179 kg per 4046 m2

Soil Preparation 
  • Light, High Sandy Soil: 5 lb. per 100 ft2 (25 kg per 100 m2) of bed 2000 - 4000 lb./ac (907kg to 1814kg) 1 acre = 4046 m2 
  • Medium, Clay Loam Soil 3.5 lb. per 100 ft2 (17.5 kg per 100 m2) of bed 1500 - 3000 lb./ac (680 kg to 1360 kg) 
  • Heavy, Silty, Clay Loam 2 lb. per 100 ft2 (10 kg per 100 m2) of bed 1000 - 2000 lb./ac (453 kg to 907 kg) 

**NOTE: Adjust fertilizer program for local conditions and requirements. 

Guaranteed Analysis

Total Nitrogen (N) 5%
           0.5% Ammoniacal Nitrogen
           0.5% Water Soluble Organic Nitrogen
          4.0% Water Insoluble Organic Nitrogen*
Available Phosphate (P2O5) 2%
Soluble Potash (K2O) 4%
Calcium (Ca) 3%

Derived from aerobically composted turkey litter, and sulfate of potash.
*4.0% slowly available nitrogen from aerobically composted turkey litter and feather meal