Garlic Alcohol: Prepare a garlic-infused alcohol solution to naturally repel insects from your plants. Crush a head of garlic and mix it with a liter of alcohol. Refrigerate for an hour. Add two liters of water, shake well, and then strain the mixture for use on your plants.
Garlic Infusion: An alternative approach is to soak 5 to 6 garlic cloves in water for 24 hours, then simmer them for 20 minutes before letting them cool. Apply the garlic infusion to the soil around your plants for a few days to effectively repel insects and pests. Garlic Insecticide: Another effective method involves grinding a head of garlic and then soaking the cloves in a liter of water for 24 hours.
