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Woodwardia unigemmata

jewelled chain fern

strong-growing, evergreen fern with arching, bipinnately-divided fronds to 1.5m long, bearing bulbils on the underside towards the tips. Young fronds emerge red, fading to rusty brown then turning green

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Size
Ultimate height
1–1.5 metres
Time to ultimate height
2–5 years
Ultimate spread
1.5–2.5 metres
Growing conditions
Clay
Loam
Sand
Moisture
Moist but well–drained, Poorly–drained
pH
Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Red Green
Summer Green
Autumn Green
Winter Green
Position
  • Partial shade
Aspect

North–facing or East–facing

Exposure
Sheltered
Hardiness
H4
Botanical details
Family
Blechnaceae
Native to GB / Ireland
No
Foliage
Evergreen
Habit
Bushy
Genus

Woodwardia are robust rhizomatous ferns with deciduous or evergreen, pinnate to bipinnate fronds, bearing spores in chain-like lines on the undersides

Name status

Correct

Plant range
SE Asia

How to grow

Cultivation

Grow in neutral, moderately fertile, damp soil in partial shade; in frost prone areas shelter from cold, drying winds and protect in winter with a dry mulch

Propagation

Propagate by spores; sow spores at 16°C in late summer or early autumn. Remove bulbils in autumn or divide in spring

Suggested planting locations and garden types
  • Cottage and informal garden
  • Patio and container plants
  • Architectural
  • City and courtyard gardens
  • Low Maintenance
  • Flower borders and beds
  • Banks and slopes
Pruning

Cut down old fronds when they deteriorate

Pests

Generally pest-free

Diseases

Generally disease-free

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