15. Homemade Insecticidal Soap: Mix 1 tablespoon of mild liquid soap, such as Castile soap, with 1 liter of water. Spray the solution on plants to control soft-bodied pests. Remember to test these ...
Otherwise, you’ll need to do it by hand. James likes this method: Mix 1 teaspoon each of vinegar and a non-oil-based soap (like organic castile) in a basin of water. If you like essential oils, you ...