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Integrated Pest Management · Agriculture and Natural Resources

University of California

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  • Homes, Gardens, Landscapes, and Turf >
  • Invertebrate pests >
  • Aphids, etc.

Psyllids and whiteflies

Lerp psyllid

Eucalyptus redgum lerp psyllid.

Whiteflies

Adult whiteflies and nymphs.

Whiteflies

Waxy strands from infestation of giant whitefly.

Psyllids and whiteflies are sap-sucking insects that excrete sticky honeydew, often leading to the growth of black sooty mold on affected plants. As adults, psyllids resemble miniature cicadas, while whiteflies are tiny insects with yellowish bodies and whitish wings.

Psyllids (GENERAL)

  • Psyllids in Landscapes
  • Asian citrus psyllid and huanglongbing disease
  • Eucalyptus redgum lerp psyllid
  • Pear psylla

Whiteflies (GENERAL)

  • Some common whiteflies
  • Giant whitefly

En español

  • Mosca blanca gigante (Giant whitefly)
  • Moscas blancas (Whiteflies)
  • Psílidos (Psyllids)
  • Psílido asiático de los cítricos y la enfermedad de Huanglongbing (Asian citrus psyllid and huanglongbing disease)