Control Pest with Aspirin

Aspirin is not only useful for human body but research as shown that is also valuable for plants against pest.
The active ingredient in it is called the salicylic acid which is both useful to humans and now also to plants.
If you love landscaping and you have your garden being inbfested by insects, put a full bottle of aspirin in 5 buckets of water, dilute properly and apply once in a week on your plants.