Propagation
Surface sow fresh seeds when ripe (early spring) in a well-drained media, and maintain a temperature of 19º to 24º C. (66º to 77º F). Germination takes from 1 to 3 months. Prick out and pot up when they are large enough to handle and plant out after all risk of frost has passed.
Division of offsets in early spring and place in a moist sandy media until roots appear.
Note
Care should be taken when handling the plant as it may cause skin irritation or allergic reaction. The seeds are poisonous if ingested.
Botanic information
Leaf: The mid green leaves are ovate to ovate lanceolate up to 100 mm (4in) wide. The texture is thin with prominent venation on the underside. The leaves persist throughout winter except under severe conditions.
Flower: The 5-petalled salverform flowers have a green tube-shaped sepals and a long pedestal. They are arranged in tiered whorls around the stem and terminate in an umbel. They appear throughout summer and the flower colour fades from crimson to orange.
Fruit: The small capsule has 5-10 valves and the seeds are very small with up to 10,000 per gram. It will easily self-sow and may become weedy. During cultivation seed heads are normally removed.