Dryopteris erythrosora var. prolifica

RHS Plant Profile

prolific copper shield fern

RHS

Other common names

copper shield fern 'Prolifera'

Synonyms

Dryopteris erythrosora 'Prolifica'
Dryopteris erythrosora prolifica

Ferns

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An evergreen fern forming a neat tuft of light green, rathery leathery, bipinnate fronds to 60cm long, often pink-tinged when young, and sometimes bearing bulbils

Position

Full shade, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

0.5-1 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity: 5–10 years
Max Spread: 0.1-0.5 metres
Max Height: 0.5-1 metres

Growing Conditions

Chalk Clay Loam Sand

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

Position

Full shade Partial shade

Aspect: East–facing or South–facing or North–facing or West–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): H4

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: Dryopteris can be deciduous, semi-evergreen or evergreen ferns, with stout, erect or decumbent rhizomes and shuttlecock-like rosettes of lance-shaped to ovate, pinnately divided fronds
Name Status: Correct
Plant Range: Japan

How to Grow

Cultivation

Easy to grow in most cool, moist, lightly shaded sites and will grow in full sun if given plenty of moisture. Tolerant of dry shade but water regularly in their first season and mulch well. See how to grow ferns for further advice

Propagation

Propagate by sowing spores as soon as ripe or by division in spring

Suggested planting locations and garden types

City and courtyard gardens
Cottage and informal garden
Flower borders and beds
Underplanting of roses and shrubs

Pruning

Dead or damaged fronds may be removed as necessary

Pests

Generally pest-free outdoors

Diseases

Generally disease-free outdoors