Rodgersia sambucifolia

RHS Plant Profile

elderberry rodgersia

Other common names

elder-leaved rodgersia

Bogs Herbaceous Perennial

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A clump-forming rhizomatous herbaceous perennial, with pinnately compound dark green leaves, that resemble Sambucus (Elderberry) leaves. Structural fluffy plumes of creamy white flowers, are held above the leaves in July and August

Position

Full sun, Partial shade

Soil Types

Clay, Loam

Max Height

1-1.5 metres

Max Spread

1-1.5 metres

Size

Time to Maturity: 2–5 years
Max Spread: 1-1.5 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 South–facing or West–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): 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: Correct
Plant Range: China

How to Grow

Cultivation

Grow in deep, humus-rich, fertile reliably moist soils in full sun or partial shade with shelter from cold drying winds

Propagation

Propagate by seed sown in spring or by division in spring

Suggested planting locations and garden types

Cottage and informal garden
Low Maintenance
Flower borders and beds

Pruning

Cut back after flowering

Pests

May be susceptible to slugs

Diseases

Generally disease-free