Senna Alata - Candle Bush
Better known as the 'ringworm bush' or 'candle bush', this shrub is native to Colombia, Venezuela and Brazil, used as a medicinal plant in its native habitat.
Reaching up to 4m tall, it has alternately arranged leaves, between 50-80cm long, have rounded tips. Flowers blossom in clusters up to 60cm long on hairy stalks that grow from leaf axils or stem tips. Flowers are yellow, with 5 petals, and blossom from May to November.
The bark of the shrub is used as a fish poison, and leaves are ground into a fungicidal paste effective at treating ringworm and other infections.
Enjoys a well draining soil and to be kept moist, as well as full sun.
Half hardy down to around -5°C.