About Psyllid
A small sap-sucking insect that vectors citrus greening disease, the most devastating citrus disease worldwide. Infected trees produce bitter misshapen fruit and eventually die.
Did You Know?
The disease it spreads has caused billions of dollars in losses and threatens global citrus production.
How to Identify Psyllid
Psyllid (Diaphorina citri) belongs to the order Hemiptera, family Liviidae. Adults typically measure 3-4 mm.
Psyllid Habitat
Psyllid is found in orchards habitats, particularly across Asia, Americas, Africa. This species has adapted to thrive in its preferred environment, where it can find suitable food sources and shelter.
Psyllid Diet and Feeding
Psyllid feeds on plant sap by piercing stems and leaves with specialised mouthparts. Sap feeders extract nutrients directly from the plant's vascular system.
Where Is Psyllid Found?
Psyllid can be found in Asia, Americas, Africa, where it inhabits orchards environments. Its distribution is influenced by climate, food availability, and habitat suitability.
Distribution Map
Where Psyllid can be found
Is Psyllid Dangerous?
Psyllid is generally harmless to humans. It does not bite or sting and poses no significant health risk. Like most insects, it prefers to avoid human contact and will typically flee rather than confront a perceived threat.
Psyllid Role in Nature
Psyllid is part of the food web as a primary consumer, feeding on plant material. It serves as an important food source for birds, bats, amphibians, and other insectivores, connecting plant energy to higher trophic levels.
Seasonal Activity
Frequently Asked Questions About Psyllid
What does Psyllid look like?
The Psyllid typically measures 3-4 mm.
Where is Psyllid found?
The Psyllid is found in Asia, Americas, Africa and typically inhabits orchards environments.
What does Psyllid eat?
The Psyllid feeds on plant sap by piercing stems and leaves.
Is Psyllid dangerous to humans?
The Psyllid is generally harmless to humans. It does not bite or sting and poses no significant health risk.
What is an interesting fact about Psyllid?
The disease it spreads has caused billions of dollars in losses and threatens global citrus production.
Cite This Page
APA:
InsectDiscover. (2026). Psyllid (Diaphorina citri). Retrieved from https://insectdiscover.com/insect/psyllid
MLA:
"Psyllid." InsectDiscover, https://insectdiscover.com/insect/psyllid.