Ophiopogon planiscapus 'Kokuryu'
'Kokuryu' is an evergreen perennial to 20cm, forming dense tufts of arching, narrowly strap-shaped, leathery black leaves 20-30cm in length. Racemes of small purplish flowers, followed by glossy black berries
Other common namesmondo grass 'Kokuryu'
SynonymsOphiopogon planiscapus 'Nigra'
Ophiopogon 'Black Dragon'
see moreOphiopogon planiscapus 'Black Dragon'
Ophiopogon planiscapus 'Nigrescens'
Ultimate height0.1–0.5 metres
Time to ultimate height2–5 years
Ultimate spread0.1–0.5 metres
MoistureMoist but well–drained
Colour & scent
- Full sun
- Partial shade
South–facing or West–facing or East–facing
ExposureExposed or Sheltered
- Native to the UK
- Clump forming
Ophiopogon are rhizomatous or tufted evergreen perennials forming clumps of leathery, narrowly strap-shaped leaves, with racemes of small bell-shaped white or mauve flowers on leafless stems in summer, followed by glossy black berries
- Name status
How to grow
Grow in moist but well-drained soil, slightly acid, fertile, humus-rich soil in full sun or partial shade
Propagate by division in spring as growth resumes
Suggested planting locations and garden types
- City and courtyard gardens
- Rock garden
- Cottage and informal garden
- Patio and container plants
- Low Maintenance
- Banks and slopes
- Flower borders and beds
- Garden edging
- Ground cover
- Underplanting of roses and shrubs
No pruning required
May be attacked by slugs
Generally disease free
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