A warm position and adeep, rich, well-drained soil are needed for this flower. It may be propagated by cutting the roots into pieces 5 or 6 in. long, and dibbling them into light soil. It is also increased by the rootlets, which send up small growths in spring. Protect from damp and frost, and keep a sharp look-out for slugs. The flowers are produced in autumn. Height, 3 ft.
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