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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » True Bugs, Cicadas, Hoppers, Aphids and Allies (Hemiptera) » Plant-parasitic Hemipterans (Sternorrhyncha) » Psylloidea » Psyllidae » Diaphorininae » Diaphorina » Asian Citrus Psyllid (Diaphorina citri)

Species Diaphorina citri - Asian Citrus Psyllid

Classification · Other Common Names · Explanation of Names · Size · Identification · Range · Food · Life Cycle · Remarks · Print References · Internet References · Works Cited

Asian Citrus Psyllid (nymphs) - Diaphorina citri

Classification

Kingdom Animalia (Animals)

Phylum Arthropoda (Arthropods)

Subphylum Hexapoda (Hexapods)

Class Insecta (Insects)

Order Hemiptera (True Bugs, Cicadas, Hoppers, Aphids and Allies)

Suborder Sternorrhyncha (Plant-parasitic Hemipterans)

Superfamily Psylloidea

Family Psyllidae

Subfamily Diaphorininae

Genus Diaphorina

Species citri (Asian Citrus Psyllid)

Other Common Names

ACP

Explanation of Names

Diaphorina citri Kuwayama 1908

Size

adults 3-4 mm, nymphs: 1st instar 0.25 mm, last (5th) instar 1.5-1.7 mm(1)

Identification

Nymphs; wingpads massive; white waxy excretions of the nymphs on new leaves are indicative(1)

Range

adventive to so.CA-AZ, TX-FL-SC - Map (2)(3), native to s. Asia

Food

Hosts: mainly Citrus, but also other Rutaceae(2)(1)

Life Cycle

Total life cycle: 15-47 days, depending upon season; 9-10 (maybe more) generations a year. No diapause; in winter (the dry season) populations are low.(1)

Remarks

Earliest record in our area: FL 1998. Damages citrus plants by feeding on sap; a vector of citrus greening disease (Huanglongbing).(4)

The Eulophid parasitoid, Tamarixia radiata, has been introduced from Korea to combat this pest.

Print References

Fact sheets: Mead & Fasulo, Grafton-Cardwell et al.(4), E. Grafton-Cardwell(5), Grafton-Cardwell & Daugherty

Internet References

Featured Creatures - U. Florida

USDA

Works Cited

1.	EDIS -- Electronic Data Information Source of UF/IFAS Extension

2.	California plant pest & disease report, Vol. 25 (Jan 2008 through Dec 2009) Gaimari S., O’Donnell M., eds. 2011. California Department of Food & Agriculture, Plant Pest Diagnostics Branch. 108 pp.

3.	Global Biodiversity Information Facility (GBIF)

4.	University of California Statewide Integrated Pest Management Program

5.	Invasive species in California

Contributed by Ken Schneider on 11 December, 2008 - 2:28pm
Additional contributions by Beatriz Moisset, Chuck Entz, Mike Quinn, Ted Kropiewnicki, v belov, Chris Mallory
Last updated 9 July, 2023 - 4:27pm

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