Senecio cuneatus originates from coastal areas of South Africa, favoring sandy and gravelly soils on exposed slopes. It is a polycarpic shrub-like species featuring leaves with serrated margins, an uncommon trait within the Senecio genus. Leaves wedge-shaped, 3-5 cm long, arranged in loose rosettes; gray-green color with silvery tones, intensified under high light exposure.
Full sun exposure; reduced watering from autumn to spring; substrate with minimum 70% mineral drainage; minimum temperature 5 °C; susceptible to prolonged waterlogging.