Introducing predatory insects like ladybugs and lacewings into a particular environment is an effective way to eliminate aphids. Horticultural oil, alcohol spray and natural insecticidal soap can also be used to control aphid infestations.Continue Reading
A natural insecticidal spray can be made with a quart of water, a teaspoon of liquid dish soap and a small amount of cayenne pepper. Another option is to blend five parts water, two parts rubbing alcohol and a tablespoon of liquid soap.
Spraying the plant daily with a strong stream of water removes aphids and also eliminates the honeydew that they feed on. Planting onions or garlic near the infestation is another natural aphid deterrent.Learn more about Pest Control