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Asplenium nidus AGM

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© RHS 2002

Characteristics

Plant type

Fern or Conservatory/Greenhouse

Habit

Tufted

Resilience

Hardiness

H1b (heated greenhouse - subtropical)

Colour

Foliage

Green in Autumn, Spring, Summer and Winter

Size

Ultimate height

0.5-1 metres

Ultimate spread

0.5-1 metres

Time to ultimate height

10-20 years


Preferred common name

bird's nest fern

Family

Aspleniaceae


Asplenium are evergreen ferns with short, usually erect rhizomes bearing a rosette of slightly leathery fronds which may be simple, pinnate to 3-pinnate

A. nidus is an evergreen fern forming a striking rosette of strap-shaped, undivided, bright green, fronds to 1.2m in length

How to grow

Sunlight

  • Part shade

Aspect

  • South-facing or West-facing
  • Sheltered

Cultivation

Grow outdoors in moist but well-drained soil with added grit in frost-free areas. Under glass in a mix of equal parts loam, course leaf mould or peat substitute, and charcoal. Provide bright filtered light

Soil

  • Moist but well-drained
  • Acid or Neutral
  • Loam or Sand

Propagation

Propagate by spores

Suggested planting locations and garden types

Sub-tropical


How to care

Pruning

No pruning required

Pests

Can get scale insects and leaf and bud eelworms

Diseases

May be infected by a rust in mild, damp winters