Organic Fertilizers
| See Also: | | Organic Fertilizers Table Soil Health Adding Soil Amendments Enhancing Soil Fertility Nitrogen Phosphorus Potassium pH Manure Fertilizers Compost Fertilizer eStore | | | The difference between organic gardening and chemical based gardening is philosophy and approach. Organic gardeners treat the soil as a living organism that needs to be cared for. Chemical gardeners view soil as dirt, something for chemical solutions. For organic gardeners a healthy soil is a productive soil. Get Organic Fertilizers at: | | | | | | Organic garden fertilizers should only be used to supplement soil fertility and not as long term sole source fertility program. Its important to supplement organic garden fertilizers with compost, manures and cover crops as your primary source of additional nutrients. Organic garden fertilizers are non-synthetic based naturally occurring substances used to make soil more fertile. The following organic garden fertilizers are available commercially. Organic Fertilizers available at Organic Gardening Information's Fertilizer eStore Organic Fertilizers by Macro Nutrient Composition (percent) Fertilizer | (Leaves) Nitrogen (N) % | (Root/stem growth) Phosphorus (P) % | (Overall health) Potassium (K) % | Nutrient Availability | pH Low(acid) High (alkaline) | Alfalfa Meal | 4 | 1 | 1 | Slow | Low | Blood Meal | 12 | 0 | 0 | Slow | Low | Bone Meal | 2 | 15 | 0 | Slow | Low | Cottonseed Meal | 7 | 3 | 2 | Slow | Low | Crushed Granite | 0 | 0 | 5 | Very slow | None | Feather Meal | 12 | 0 | 0 | Slow | Low | Fish Meal | 11 | 6 | 2 | Slow | Low | Granite Meal | 0 | 0 | 4 | Very slow | None | Greensand | 0 | 0 | 7 | Very slow | None | | Hoof and Horn Meal | 12 | 2 | 0 | Slow | None | Kelp Meal (Seaweed) | 1 | 0 | 4 | Slow | None | Pelleted Chicken Manure | 2-4 | 1.5 | 1.5 | Slow | Low | Potassium Magnesium Sulfate | | 0 | 22 | Very slow | High | Processed Liquid Fish Residue | 4 | 2 | 2 | Moderate | Low | Rock Phosphate | 0 | 3 | 0 | Slow | Low | Seabird/Bat guano | 9-12 | 3-8 | 1-2 | Moderate | Low | Soft Phosphate | 0 | 15-30 | 0 | Very slow | High | Soybean Meal | 7 | 2 | 1 | Slow | Low | Wood Ashes | 0 | 2 | 4-10 | Fast |
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