Rodgersia aesculifolia (Purdomii Group) 'Irish Bronze'

RHS Plant Profile

rodgersia 'Irish Bronze'

RHS / Joanna Kossak

Synonyms

Rodgersia 'Irish Bronze'
Rodgersia pinnata 'Irish Bronze'
Rodgersia aesculifolia 'Irish Bronze'

Herbaceous Perennial

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'Irish Bronze' is a robust herbaceous perennial with leaves divided palmately into oblong leaflets, bronze-tinted, especially when young, and deep bronze stems bearing panicles of pale pink flowers that fade to white

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: North–facing or South–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): H6

Botanical Details

Family: Saxifragaceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Clump forming
Potentially harmful: Harmful if eaten. Wear gloves and other protective equipment when handling. Pets: Harmful if eaten. For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
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 in spring

Suggested planting locations and garden types

Cottage and informal garden
Wildflower meadow
Architectural
Low Maintenance
Flower borders and beds

Pruning

Cut back after flowering

Pests

May be susceptible to slugs

Diseases

Generally disease-free