Rodgersia pinnata 'Crûg Cardinal'

RHS Plant Profile

rodgersia 'Crûg Cardinal'

RHS / Joanna Kossak

Herbaceous Perennial

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A clump-forming perennial to around 1m tall and wide forming a mound of bronze-tinged, toothed and divided leaves. Stout plumes of deep pink flowers that darken to red are borne above the foliage in summer and autumn

Position

Full sun, Partial shade

Soil Types

Clay, Loam

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

Clay Loam

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

Position

Full sun Partial shade

Aspect: East–facing or North–facing or South–facing or West–facing
Exposure: Exposed or 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): H6

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Saxifragaceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Clump forming
Genus: Rodgersia are moisture-loving rhizomatous herbaceous perennials with handsome, often attractively tinted, leaves that may be pinnately or palmately divided, and small star-shaped flowers in large conical panicles in summer, remaining showy in fruit
Name Status: Accepted

How to Grow

Cultivation

Grow in deep, fertile, reliably moist soils in full sun or partial shade. Protect from cold, drying winds

Propagation

Propagate by division

Suggested planting locations and garden types

Architectural
City and courtyard gardens
Flower borders and beds

Pruning

No pruning required. Cut back after flowering

Pests

May be susceptible to slugs damaging young leaves

Diseases

Generally disease-free