Polypodium vulgare 'Bifidocristatum'

RHS Plant Profile
polypody 'Bifidocristatum'

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Synonyms

Polypodium vulgare 'Bifidomultifidum'
Polypodium vulgare 'Bifido Multifidum'

Ferns
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A clump-forming, evergreen fern with lance-shaped, deeply divided, leathery, dark green fronds with linear, crested leaflets (pinnae), especially prominant towards the frond tips

Position

Partial shade

Soil Types

Loam, Chalk

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity
2–5 years
Max Spread
0.1-0.5 metres
Max Height
0.1-0.5 metres

Growing Conditions

Loam Chalk
Moisture
Moist but well–drained
pH
Neutral or Alkaline

Position

Partial shade
Aspect
West–facing or East–facing or North–facing
Exposure
Sheltered
Hardiness

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

  • H1A: under glass all year (>15C)
  • H1B: can be grown outside in the summer (10 - 15)
  • H1C: can be grown outside in the summer (5 - 10)
  • H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
  • H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
  • H4: hardy through most of the UK (-10 to -5)
  • H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
  • H6: hardy in all of UK and northern Europe (-20 to -15)
  • H7: hardy in the severest European continental climates (< -20)
H7

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Polypodiaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Clump forming
Genus
Polypodium can be evergreen or deciduous ferns, with creeping rhizomes bearing simple or pinnate fronds at intervals
Name Status
Accepted

How to Grow

Cultivation

Grow in moist but free draining soil in partial shade. Will tolerate sun if the soil retains moisture. See how to grow ferns for further advice

Propagation

Propagate by division

Suggested planting locations and garden types

  • Cottage and informal garden
  • Patio and container plants
  • Low Maintenance
  • Flower borders and beds
  • Underplanting of roses and shrubs

Pruning

Generally not required

Pests

Generally pest-free

Diseases

Generally disease-free