1 tsp. olive oil
1 tsp. dish soap
1 gallon water
Mix these ingredients together in a spray bottle. Apply to aphid infestations ensuring all affected surfaces of the plant are saturated. Results are rapid and should be noticed immediately.
Note: After 15 minutes to half an hour, spray the plant well using your garden hose to remove any residue as it may harm the plant. You may use this remedy every 7-10 days as needed.