“Chemical fertilizers also tend to be much stronger ... which include nitrogen, phosphorus and potassium, often noted on the label as NPK or in the form of three numbers separated by a dash.

For an instant nutrient boost, bury small pieces of banana peel directly into the soil of your potted plants. They decompose naturally over time, releasing essential minerals right into the root zone ...

To use banana peels as fertilizer, chop them into small pieces and bury them near the roots of your plants, or toss them ...

Six years later, in a more chemical account, British chemist J ... but KNO 3 is most widely used in agriculture as a water-soluble fertilizer that provides potassium and nitrogen, two of the three ...

Chemical fertilizers have revolutionized gardening ... such as nitrogen, phosphorus, and potassium, which promote rapid growth. However, these fertilizers do not address the broader health ...