Organic Fertilizers

The foods in this list feed plants as well as the soil
  • Alfalfa meal [Natural growth stimulant; plus trace minerals]
  • Bat and bird guano [Nitrogen and calcium]
  • Bloodmeal [Nitrogen]
  • Bonemeal (liquid) [Phosphorus, calcium, and trace minerals]
  • Chicken manure [Nitrogen]
  • Cottonseed meal [Nitrogen; phosphorus; potassium; also acidifies soil]
  • Epsom salts [Magnesium]
  • Feather meal [Nitrogen]
  • Fish emulsion (some new products smell like the ocean rather than dead fish) [Nitrogen, phosphorus, potassium, and trace minerals]
  • Fish meal [Nitrogen, phosphorus, and potassium]
  • Greensand [Calcium, iron, magnesium, potassium, and trace minerals]
  • Humic acids [Organic matter and trace minerals]
  • Kelp meal [Potassium and trace minerals]
  • Oyster shells [Calcium]
  • Seaweed (liquid) [Trace minerals and natural growth hormones]
  • Soft Rock Phosphate [Phosphorus and calcium]
  • Worm castings / Vermicompost [Trace minerals]