[2] The adult aphid is shiny black and wingless (aptera) or winged (alate or alatoid), and the nymph is dark reddish brown.

[3] In most parts of the world, there is no sexual reproductive stage in the autumn as there is in other aphid species and there are no males and no eggs.

All the individuals are viviparous parthenogenetic females all year round.

[4] It has been calculated that a single aphid could produce over 4,400 offspring in three weeks in the absence of predation by natural enemies.

This article related to members of the insect family Aphididae is a stub.