Size
Ultimate height
0.1–0.5 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Yellow | Green | ||
|---|---|---|---|---|
| Summer | Yellow | Green | ||
| Autumn | ||||
| Winter |
Position
- Partial shade
Aspect
East–facing or North–facing or West–facing
Exposure
Sheltered Hardiness
H5Botanical details
- Family
- Zingiberaceae
- Native to GB / Ireland
- No
- Foliage
- Deciduous
- Habit
- Columnar upright
- Genus
Roscoea are tuberous perennials with arching, linear or lance-shaped leaves and showy orchid-like flowers in summer or autumn
- Name status
Unresolved
How to grow
Cultivation
Grow in humus-rich, moderately fertile, moist but well-drained soil. A cool, sheltered site in partial shade is ideal; in very cold areas apply a deep winter mulch. If growing from a tuber, plant 15cm deep
Propagation
Propagate by division of tubers in spring when growth is starting
Suggested planting locations and garden types
- Patio and container plants
- Rock garden
- Cottage and informal garden
- Flower borders and beds
Pruning
Remove faded flowers, the rest of the plant will die down naturally
Pests
May be susceptible to vine weevils and slugs
Diseases
Generally disease-free but a virus may be a problem
Get involved
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.