Whitefly (2026)
Tomato, ornamentals, greenhouse crops
Quick answer: Whitefly attacks tomato, ornamentals, greenhouse crops. Start with the organic/IPM steps below; use the chemical option only if damage escalates, and always follow the product label. Avoid overhead watering; remove infested leaves.
Your Whitefly IPM card
Select your state to see whether this pest is common there, then print.
Whitefly in Alabama: Listed among the most-reported pests in your state — watch for it.
Whitefly
Targets
Tomato, ornamentals, greenhouse crops
Signs
Tiny white flies erupt when foliage disturbed; sticky leaves.
Organic / IPM first
Yellow sticky traps; insecticidal soap; Encarsia wasps.
Chemical option (follow label)
Pyriproxyfen or imidacloprid for severe cases.
Prevention
Avoid overhead watering; remove infested leaves.
Whitefly by host plant
Host-specific signs and control — see the full pest × host reference.
More pests
Treatments follow integrated pest management (IPM): identify first, least-toxic fix second. Product specifics and labels vary by state — confirm with your county extension.