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botanical name:
Roscoea cautleyoides
Roscoea cautleyoides © Deeproot Plant Base
family:  Zingiberaceae
characteristics: perennial
height: 0.55m
width: 0.15m
growth rate:
growth habit: erect
leaf colour: green
flower colour: yellow
main season: Summer
aspect: part shade
conditions: moist soil
preferred soil pH: any
minimum temp: -6°C
USDA zone: 9 to 10
description:
Tuberous perennial with narrowly lance-shaped, stem-sheathing, deep to mid green leaves up to 40cm long. Yellow, white or purple flowers, emerging from the upper leaf axils in summer.

cultivation:
Likes a cool, sheltered location in part shade and moist, well drained, moderately fertile, humus-rich soil. May need protection from severe frosts.
Plant tubers 15cm deep, in winter or early spring.

usage:
Woodland gardens, peat beds or damp shady borders.

other notes:
RHS AGM
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