| Management number | 232232269 | Release Date | 2026/06/21 | List Price | $14.52 | Model Number | 232232269 | ||
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Apply Suståne® 8-2-4 granulated fertilizer whenever you're looking for a natural, budget-friendly way to kick-start lawns and gardens. The 8-2-4 (4-1-2) NPK ratio is an excellent base for spring turfgrass fertilization and is also beneficial for the establishment or reestablishment of vegetation and bedding plants. With a slow-release formula that includes organic humus to provide dense, balanced macro- and micronutrients, Suståne fertilizer will feed crops for at least 45 days and can sustain its release for up to 12 weeks. It also improves soil stability and adds resistance to pathogens, arid environments and pH changes.
Greenhouse Megastore has 50-pound bags of Suståne 8-2-4 fertilizer for large home lawns and gardens as well as commercial landscaping. It's OMRI-listed as 100% organic for in-ground soil, potting mixes or general maintenance and has already been fully composted so you don't need to sterilize it before application.
For use in the production of certified organic gardens, turfgrass and landscape maintenance, greenhouse bedding plants and annual establishment, erosion control, native reestablishment and soil reclamation and remediation.
Benefits:
Total Nitrogen (N) 8.0%
Ammoniacal Nitrogen 0.40%
Water Soluble Organic Nitrogen 0.40%
Water Insoluble Organic Nitrogen* 7.20%
Available Phosphate (P2O5) 2.0%
Soluble Potash (K2O) 4.0%
Calcium (Ca) 2.0%
Iron 0.50%
Manganese 0.05%
Zinc 0.05%
Humic Acid 6.00%
Organic Matter 65.0%
pH 6.8
Carbon : Nitrogen (C:N) 4:1
Bulk Density lb./cu. ft. 38
% of Total N as Slow-Release 90.0%
Derived from aerobically composted turkey litter, feather meal, and sulfate of potash.
*7.2% slowly available nitrogen from aerobically composted turkey litter and feather meal.
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