the allicin the active ingredient in garlic, also encourages the unpredictable behavior of insects, which move away from the plant.
Furthermore, this type of ecological and biodegradable repellent it is non-toxic to animals and humans and does not alter the garden crops that require a lot of effort to be harvested.
In addition, according to the preparation with garlic, it can be used at any time when its effectiveness is needed, which will remain unchanged for a few months.
All the necessary elements can be conveniently purchased at major supermarkets. Isopropyl alcohol, also called isopropanol, It is available at DIY stores or hardware and hardware stores. It can also be found easily at some garden stores.
First of all, it is necessary to establish the amount of solution to be prepared, considering that for every 1/2 l of water approximately 5-6 garlic cloves must be peeled and cleaned. The solution must be mixed with water and alcohol in equal amounts (50% each), so for 1/2 l of water you need 1/2 l of alcohol.
So for half a liter of water, here’s what you need and how to proceed:
- 5-6 cloves of garlic
- 1/2 of water
- 1/2 l of isopropyl alcohol at 70° or 90°
- grated Marseille soap (or ecological detergent)
arrange the garlic to macerate with alcohol in a glass container and let it act for a whole day, taking care to shake it from time to time. Once a day has passed, you need to pour water and liquid soap (or in small flakes).
At this point, mix everything carefully and pour the solution into a container , preferably with a spray nozzle. This way you can easily nebulize the solution and spray it on plants.
Preservation of Garlic Alcohol
It is a natural insecticide that retains its repellent ability for a long time . For this reason it is not necessary to store it in the fridge, it is only advisable to keep it at room temperature and out of direct sunlight. In this way, you will be able to use this product for several months afterwards.
Spray the product composition on the leaves, flowers and stems. In this way, the presence of soap will allow the liquid to adhere to all parts of the plant and maximize the repellent effect.