Senecio hallianus, is a creeping succulent plant in the daisy family Asteraceae that is native to the Cape Provinces of South Africa.

This perennial is a fleshy, mat-forming, trailing succulent that is very similar in appearance to Curio radicans, but it has blue-grey leaves, whereas radicans has green leaves.

The leaves grow on only one side of the stem.

[4] Between one and three white flowerheads grow on terminal stems that are up to 10 cm tall.

[4] This plant is found growing in rock fissures between Prince Albert and the Great Karoo in South Africa.