Solidago 'Crown of Rays'

RHS Plant Profile

goldenrod 'Crown of Rays'

Synonyms

Solidago canadensis 'Crown of Rays'
Solidago 'Strahlenkrone'
Solidago Strahlenkrone

Herbaceous Perennial

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An erect, clump-forming herbaceous perennial to 60cm tall, bearing tiny golden yellow flowers in flattened, radiating clusters in mid- to late summer. The flowers are good for attracting pollinating insects and also make good cut flowers

Position

Full sun

Soil Types

Chalk, Loam, Sand

Max Height

0.5-1 metres

Max Spread

0.5-1 metres

Size

Time to Maturity: 2–5 years
Max Spread: 0.5-1 metres
Max Height: 0.5-1 metres

Growing Conditions

Chalk Loam Sand

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

Position

Full sun

Aspect: South–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): H7

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Asteraceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Clump forming
Genus: Solidago are woody-based perennials, some invasive, with erect stems bearing narrow leaves and terminal panicles or racemes of small yellow flowers in summer and autumn
Name Status: Accepted

How to Grow

Cultivation

Grow in poor to moderately fertile, preferably sandy, well-drained soil in full sun. May require staking in exposed sites. See staking perennials

Propagation

Propagate by division in early spring

Suggested planting locations and garden types

Cottage and informal garden
Wildlife gardens
Cut flowers
Flower borders and beds

Pruning

Remove flowered stems to prevent self-seeding

Pests

Generally pest-free

Diseases

May be susceptible to powdery mildews