organic fertilizers
Plant food, decomposed
Organic fertilizers are soil amendments derived from plant, animal, or mineral sources rather than synthesized chemicals.
Compost, manure, bone meal, and seaweed are common examples.
They release nutrients slowly as they decompose, improving soil structure over time: She switched to organic fertilizers for her vegetable garden.
The term often signals environmental or health consciousness in contrast to conventional synthetic fertilizers.
- bone mealCrushed skeletal fertilizer
- manureAnimal waste as fertilizer
- chicken manureFowl excrement used as fertilizer
- compostDecayed organic fertilizer
- kitchen scrapsDiscarded cooking byproducts
worm castings · nitrogen-rich · potassium-rich · top-dressing · mulch · soil amendment · crop rotation · permaculture · biochar · guano · soil fertility · biofertilizers · calcium-rich · slow release · soil · carbon sequestration · humus · nutrients
- fertilizer effectsplant growth, crop yield, soil fertility, root growth, green leaves
- fertilizersnitrogen, phosphorus, potassium, ammonia, compost
- tomato growingcherry tomatoes, heirloom tomatoes, beefsteak tomatoes, roma tomatoes, grape tomatoes
organic fertilizerssynthetic fertilizers
Industrially produced plant nutrients
chemical fertilizers · ammonium nitrate · urea · superphosphate · potash