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Ornithogalum dubium AGM

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© RHS

Characteristics

Plant type

Bulb or Conservatory/Greenhouse

Habit

Bushy

Toxicity

All parts may cause severe discomfort if ingested and the sap may irritate skin

Resilience

Hardiness

H2 (tender - cool or frost-free greenhouse)

Colour

Flower

Orange and Yellow in Spring and Winter

Foliage

Green in Spring and Winter

Size

Ultimate height

0.1-0.5 metres

Ultimate spread

0-0.1 metre

Time to ultimate height

2-5 years


Preferred common name

star of Bethlehem

Family

Asparagaceae


Ornithogalum are bulbous perennials with linear or strap-shaped basal leaves and racemes, sometimes contracted, of star-shaped or cup-shaped, white, yellow or orange flowers

O. dubium is a bulbous perennial to 30cm tall, with narrowly lance-shaped leaves and dense racemes of showy orange or yellow flowers 2.5cm across, sometimes with a dark centre, in winter and spring

Other common names

  • geeltjienkerientjee
  • orange star flower
  • yellow chinkerinchee

How to grow

Sunlight

  • Full sun

Aspect

  • South-facing or West-facing
  • Sheltered

Cultivation

Plant in spring, water well when in growth. Lift and overwinter frost free place. Alternatively grow in containers in soil based compost such as John Innes No. 2., keep dry when dormant and re-pot in spring

Soil

  • Well-drained
  • Neutral
  • Sand or Loam

Propagation

Propagate by seed as soon as ripe in the autumn or sow in spring. Remove offsets when dormant. Further bulb propagation advice

Suggested planting locations and garden types

Patio/Container Plants


How to care

Pruning

Trim off dead foliage

Pests

Generally trouble free

Diseases

Generally trouble free