Onion peels as a fungicide In infusion, onion peels have fungicidal properties and help fight powdery mildew and mold that damage and kill your precious plants. To make it, you need to collect two large bunches of onion peels and throw them into a pot full of cold water (estimated about 2 liters). Bring everything to the boil and then boil for 10 minutes. Remove from the heat, leave to infuse for another 20 minutes or so. You can then filter and let the mixture cool before pouring it into a sprayer. Spray once a week on the plants to be treated, preferably in humid weather.
Effective mulching for your green spaces Do you usually mulch your plants with straw, dry leaves or other material to keep the soil fresh and moist, and also avoid the growth of weeds? In this case you can spread onion peels on the mulch. In this way they can release their minerals and vitamins into the soil during its decomposition to nourish your plants.
An Onion Peel-Based Pest Control Aphids, scale insects, whiteflies… Fight harmful insects and unwanted pests with the peels collected from your delicious bulbs. To make a natural homemade pest control, you will need an onion infusion made with an unpeeled onion and 4 cloves of garlic. Chop these ingredients, then add 2 teaspoons of chili powder, 1 teaspoon of cinnamon powder and a little water to form a paste. Finally, add 2 cups of water and leave to infuse overnight. The next day, filter the resulting solution through a fine mesh strainer or nylon stocking. Store everything in the refrigerator until ready to use. To do this, take a cup of the mixture and mix it with 5 cups of water and a few drops of liquid soap (for example, black soap). Spray on the infested plants twice a week until the invasion disappears.
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