Spray plants with a strong stream of water to dislodge whiteflies
Remove and destroy heavily infested leaves
Use yellow sticky traps near affected plants
Apply insecticidal soap to leaf undersides
Apply neem oil to leaf undersides
Introduce beneficial insects such as ladybugs or lacewings
Keep plants well-spaced for better airflow
Avoid over-fertilizing with nitrogen
Inspect new plants before bringing them indoors
Quarantine infested plants away from healthy ones
Vacuum whiteflies from indoor plants
Repeat treatments regularly until infestation is controlled