Semiarundinaria fastuosa
Narihira bamboo
S. fastuosa is a large and vigorous, erect evergreen bamboo forming dense clumps of glossy dark green canes, red-flushed purple in a sunny position. Tufts of short, densely leafy shoots. Leaves oblong, to 20cm, rich dark green above, glaucous beneath
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Size
Ultimate height
4–8 metresTime to ultimate height
5–10 yearsUltimate spread
1.5–2.5 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green Grey Silver | |||
|---|---|---|---|---|
| Summer | Green Grey Silver | |||
| Autumn | Green Grey Silver | |||
| Winter | Green Grey Silver |
Position
- Full sun
- Partial shade
Aspect
South–facing or West–facing or East–facing
Exposure
Exposed or Sheltered Hardiness
H6Botanical details
- Family
- Poaceae
- Native to the UK
- No
- Foliage
- Evergreen
- Habit
- Suckering, Clump forming
- Genus
Semiarundinaria are tall, upright, vigorous bamboos with running rhizomes but may form dense clumps in cooler areas; smooth canes bear several branches at each node with narrowly lance-shaped leaves
- Name status
Correct
- Plant range
- Japan
How to grow
Cultivation
Grow in moderately fertile, humus-rich, moist but well-drained soil, in full sun or light dappled shade. May remain clump-forming in colder areas, poor or dry soils but can become invasive in warm, moist or favourable conditions and need restraining ; see bamboo control and bamboo cultivation
Propagation
Propagate by young rhizome cuttings and the division of established plants in Spring
Suggested planting locations and garden types
- Architectural
- Hedging and screens
Pruning
Remove weak, dead, damaged or spindly stems in spring and thin to show off stems to best effect. Cut out any flowering shoots promptly to discourage more from forming - see bamboo cultivation
Pests
May be susceptible to slugs
Diseases
Generally disease-free
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