About Apple Sucker
A small psyllid pest of apple trees with greenish-brown coloring that changes seasonally. Nymphs produce copious honeydew and waxy secretions on developing buds and flowers.
Did You Know?
Heavy infestations can cause complete failure of fruit set, as nymphs feeding inside flower clusters kill the developing blossoms before they can be pollinated.
How to Identify Apple Sucker
Apple Sucker (Cacopsylla mali) belongs to the order Hemiptera, family Psyllidae. Adults typically measure 2-3 mm.
Apple Sucker Habitat
Apple Sucker is found in heathland habitats, particularly across Europe, Central Asia, East Asia. This species has adapted to thrive in its preferred environment, where it can find suitable food sources and shelter.
Apple Sucker Diet and Feeding
Apple Sucker 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 Apple Sucker Found?
Apple Sucker can be found in Europe, Central Asia, East Asia, where it inhabits heathland environments. Its distribution is influenced by climate, food availability, and habitat suitability.
Distribution Map
Where Apple Sucker can be found
Is Apple Sucker Dangerous?
Apple Sucker 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.
Apple Sucker Role in Nature
Apple Sucker 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 Apple Sucker
What does Apple Sucker look like?
The Apple Sucker typically measures 2-3 mm.
Where is Apple Sucker found?
The Apple Sucker is found in Europe, Central Asia, East Asia and typically inhabits heathland environments.
What does Apple Sucker eat?
The Apple Sucker feeds on plant sap by piercing stems and leaves.
Is Apple Sucker dangerous to humans?
The Apple Sucker is generally harmless to humans. It does not bite or sting and poses no significant health risk.
What is an interesting fact about Apple Sucker?
Heavy infestations can cause complete failure of fruit set, as nymphs feeding inside flower clusters kill the developing blossoms before they can be pollinated.
Cite This Page
APA:
InsectDiscover. (2026). Apple Sucker (Cacopsylla mali). Retrieved from https://insectdiscover.com/insect/apple-sucker
MLA:
"Apple Sucker." InsectDiscover, https://insectdiscover.com/insect/apple-sucker.