Euphorbia (Euphorbia)-Aphid

Potato aphid (Macrosiphum euphorbiae) and others

Pest description and damage Clusters of slate gray aphids can congregate in prodigious numbers along stems and under flowers of Euphorbia. Aphids may vary in color depending on species from greenish to dark grey.

For biology, life history, monitoring and management

See "Aphid" in:

Management-chemical control

See Table 1 in: