Costus scaber or "Indianhead costus" will grow down til -10 deg and flowers for 9 months of the year. It is naturally evergreen but will adapt to a deciduous habit and reshoot in bring in frost prone climates. It is the largest of the cold hardy costus.
|Growing Conditions||Well drained rich soil part shade to almost full sun|
|Flowering Season||spring summer, good cutflower.|
|Max Size||2 m|