Rhodiola rosea

RHS Plant Profile

roseroot

Other common names

dark purple stonecrop, rose-scented root, rosewort, rosy-flowered stonecrop, Snowdon rose, heal-all

Synonyms

Sedum roseum
Sedum rhodiola
Sedum rosea

Herbaceous Perennial

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A clump-forming rhizomatous perennial with purple stems and lance-shaped, fleshy grey-green, toothed leaves 4cm long, with a red-tinted tips. In summer, the small yellow star-shaped flowers open from slightly pink buds and are borne in dense terminal corymb-like heads. Male and female flowers are produced on different plants.

Position

Full sun

Soil Types

Chalk, Clay, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity: 1–2 years
Max Spread: 0.1-0.5 metres
Max Height: 0.1-0.5 metres

Growing Conditions

Chalk Clay Loam Sand

Moisture: Well–drained
pH: Acid or Alkaline or Neutral

Position

Full sun

Aspect: 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
Drought Resistance: Yes

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Crassulaceae
Native to GB/Ireland: Yes
Foliage: Deciduous
Habit: Clump forming
Genus: A genus of flowering perennials, mainly propagated as ground cover with tall, fleshy stems and yellow-green flowers, sometimes tinged with red
Name Status: Correct
Plant Range: Europe, Asia, North America

How to Grow

Cultivation

Grow in moderately fertile, well drained soil in full sun. a drought tolerant plant suitable for rockeries and the front of borders

Propagation

Propagate by seed in containers in a cold frame or by division in spring or early summer

Suggested planting locations and garden types

Cottage and informal garden
Gravel garden
Mediterranean climate plants
Rock garden
Low Maintenance
Flower borders and beds

Pruning

Cut back after flowering or leave seedheads over winter

Pests

May be susceptible to aphids

Diseases

Generally disease-free