T. quercus

Tuberculatus quercus (Kaltenbach, 1843)

Common oak aphid

1.4-2.4 mm.          

Greenish to straw yellow aphid, covered with wax.

Alate: antenna fine, longer  than body, ringed at segmental sutures and with processus terminalis short; abdomen topped with a large, dark bifid tubercle, large dark lateral tubercles present, cornicles straight, short and dark, cauda knobbed and anal patch bilobed.

See identification file

Monoecious holocyclic.

Quercus robur.

Agronomic impact

Natural enemies

In this folder

Modification date : 07 February 2023 | Publication date : 17 January 2017 | Redactor : Evelyne Turpeau, Maurice Hullé, Bernard Chaubet