Plant in a rich, well-drained soil in full sun and water regularly in summer. Prune congested or overgrown plants in spring and provide support. Fully frost hardy to frost tender, they are best suited to warm areas. Propagate from seed or cuttings or by layering in summer.
Propagate from seed in spring or cuttings or by layering in summer.
Pests, diseases or disorders
They are susceptible to nematodes.