Aphids

Thereare five main aphid pests of apples and pears:

Apple grass aphid
Green apple aphid
Rosy apple aphid
Rosy leaf curling aphid
Woolly aphid

Apple Grass Aphid Resource List

CABI resources

Rhopalosiphum oxyacanthae (apple-grass aphid)

University resources

WSU: Apple Grain Aphid PSU: Tree Fruit Insect Pest - Apple Grain Aphid

Other resources

NIAB: Apple grass aphid (Rhopalosiphum insertum) RHS: Fruit Aphids: Identification and Control Influential Points: Rhopalosiphum oxyacanthae: Identification, Images and Ecology NIAB: Recognition - Apple grass aphid

Green Apple Aphid Resource List

CABI resources

Aphis pomi (apple aphid) | Access Required

University resources

UC: Green Apple Aphid MSU: Green Apple Aphid WSU: Apple Aphid and Spirea Aphid USU: Apple Aphids (factsheet)

Other resources

NIAB: Green apple aphid (Aphis pomi Degeer) Influential Points: Aphis pomi (Apple aphid): Identification, images, ecology and control

Rosy Apple Aphid Resource List

AHDB resources

Increasing hoverfly populations in apple orchards for control of apple aphids

CABI resources

Dysaphis plantahinea (rosy apple aphid) | Access Required

University resources

Cornell: Rosy Apple Aphid (Dysaphis plantaginea) WSU: Rosy Apple Aphid UC: Rosy Apple Aphid PSU: Tree Fruit Insect Pest - Rosy Apple Aphid UK: Rosy Apple Aphid MSU: Rosy apple aphid USU: Aphids (Rosy Apple and Green Apple)

Other resources

RHS: Rosy Apple Aphid: Symptoms and Solutions NIAB: Rosy apple aphid Influential Points: Dysaphis plantaginea (Rosy apple aphid): Identification, images, ecology and control Koppert: Apple rosy aphid - Biocontrol, Damage and Life Cycle

Rosy Leaf Curling Aphid Resource List

CABI resources

Dysaphis devecta (leaf-curling, aphid, rosy) | Access Required

Other resources

NIAB: Rosy leaf curling aphid (Dysaphis devecta) Influential Points: Dysaphis devecta (Rosy leaf-curling apple aphid): Identification, images, ecology and control

Woolly Aphid Resource List

AHDB resources

How to enhance the ecosystem in your orchard to prevent pests

CABI resources

Eriosoma lanigerum (woolly aphid) | Access Required Woolly Apple Aphid: Eriosoma lanigerum | Plantwise Knowledge Bank

University resources

UK: Woolly Apple Aphid UC: Woolly Aphids WSU: Woolly Apple Aphid MSU: Woolly apple aphid Cornell: Woolly apple aphid

Other resources

RHS: Woolly aphid: Identification, Care and Tips Koppert: Woolly apple aphid - Biocontrol, Damage and Life Cycle Bayer AU: Woolly Apple Aphids