When it comes to feeding plants, we often think of commercial fertilizers, which are expensive, full of chemicals, and which sometimes, if not specifically, run the risk of not being suitable for this purpose. However, there is a hidden treasure in our kitchen that can be turned into a powerful natural fertilizer: onion skins. Let’s see how they can be used to fertilize plants in a simple, cheap and natural way.
Onion peels to make plants bloom on the balcony
Onion peels, which are generally considered food waste, actually contain essential nutrients and compounds that are beneficial for plant growth. In this article, we’ll look at how to make a homemade fertilizer out of onion peels to nourish plants and promote lush growth. Unsurprisingly, onion peels are rich in nutrients and compounds that can improve the health of plants on the balcony. The benefits of onion skin as a fertilizer include important nutrients such as potassium, phosphorus, and calcium, which are essential for plant growth and development. These food residues help to enrich the soil with organic matter, improve its structure, and increase the soil’s ability to retain moisture.
Among the optimal properties of onion skins is the antifungal effect. In fact, thanks to their composition, they can protect plants from fungal diseases. Additionally, the pungent smell of onion peels can act as a natural insect repellent and protect your plants from unwanted attacks. So let’s see how to make a natural, cheap and ecological fertilizer from onion skins.
Preparation of fertilizer with onion peels.
The essential ingredient is, of course, onion skin. Set the peels aside while cooking instead of throwing them away. It’s always best to use organic onions to avoid ingesting unwanted pesticides. Once a certain amount of husks have accumulated, it’s time to macerate them. Take the harvested onion peels and put them in a blender or blender. Add a little water and mix until you get a pasty consistency. Water helps extract nutrients from the shells. Now it is necessary to dilute the mixture obtained even more. The recommended ratio is 1 part onion peel solution and 5 parts water. You can adjust the dilution to the specific needs of your plants.
Once the solution is diluted, it’s time to use it on your plants. You can water it directly on the base of your plants or spread it on the leaves with a spray bottle. Be careful not to apply too much to avoid the risk of burns.
When should the fertilizer be applied?
Onion skin-based fertilizer can be applied every 2-3 weeks during the plant’s growing season. However, it is recommended to carefully observe your plants and adjust the frequency of application to your specific needs. The solution can also be prepared by preparing a decoction of onion peels by boiling them in water for about 20 minutes. After cooling, the decoction can be used as fertilizer for plants. Be sure to use only onion peels and not whole bulbs, as bulbs can damage the roots of your plants. It is also advisable not to use onion peel-based fertilizer on delicate plants such as orchids or acidophilic plants.
Onion peels are a treasure that is often wasted in the kitchen, but they can be turned into a natural and useful fertilizer for plants. Rich in essential nutrients and beneficial compounds, they can contribute to healthy growth, improve soil health, and protect plants from diseases and insects. Try using this homemade fertilizer and you’ll see the benefits of lush, flowering plants. Not only will you save money on commercial fertilizers, but you’ll also help create a healthier, more sustainable environment for your plants and the environment.
