Cyrtomium fortunei

RHS Plant Profile

Fortune's cyrtomium

Synonyms

Phanerophlebia fortunei
Polystichum fortunei

Ferns

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An evergreen fern with erect 'shuttlecocks' of pinnate fronds to 1.2m tall, with about 20 pairs of narrowly sickle-shaped, dull green leaflets

Position

Full shade, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

1-1.5 metres

Max Spread

0.5-1 metres

Size

Time to Maturity: 2–5 years
Max Spread: 0.5-1 metres
Max Height: 1-1.5 metres

Growing Conditions

Chalk Clay Loam Sand

Moisture: Moist but well–drained
pH: Acid or Alkaline or Neutral

Position

Full shade Partial shade

Aspect: South–facing or West–facing or East–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): H3

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Dryopteridaceae
Native to GB/Ireland: No
Foliage: Evergreen
Habit: Bushy
Genus: Cyrtomium can be tufted evergreen or deciduous ferns with simply pinnate leaves composed of sickle-shaped pinnae; spore-heaps are scattered over the lower surface of the frond
Name Status: Correct
Plant Range: Far East

How to Grow

Cultivation

Can be grown outdoors in a moderately fertile, humus-rich soil but will require protection from frosts. See how to grow ferns or how to grow tender ferns outdoors for further advice

Propagation

Propagate by spores sown at 16°C in late summer

Suggested planting locations and garden types

Cottage and informal garden
Patio and container plants
Rock garden
Architectural
City and courtyard gardens
Coastal
Flower borders and beds

Pruning

No pruning required but frost-damaged fronds can be removed in spring

Pests

Generally pest-free

Diseases

Generally disease-free