B. cardui

Brachycaudus cardui (Linnaeus, 1758)

Plum-thistle aphid

Morphological characters

1.6-2.6 mm.
Apterous: globular, yellow green, dorsal patch glossy.
Alate: antennae with processus terminalis long, abdomen with dark patch, cornicles dark and medium length, cauda short and rounded.

See identification file

Life cycles

Dioecious holocyclic

Host plants

Primary hosts: Prunus domestica (plum), Prunus spinosa (blackthorn), Prunus avium (wild cherry), Prunus armeniaca (apricot).
Secondary hosts: Asteraceae: Cynara (artichoke), Chrysanthemum (chrysanthemum) but also Borraginaceae.

Particular characteristics

Agronomic impact

B. cardui deforms plum tree leaves by rolling up the blade.

Ennemis naturels

Predators

Parasitoids

In this folder

Modification date : 29 August 2018 | Publication date : 28 September 2010 | Redactor : Evelyne Turpeau, Maurice Hullé, Bernard Chaubet