Helenium 'Riverton Beauty'

RHS Plant Profile

sneezeweed 'Riverton Beauty'

Synonyms

Helenium 'Blütentisch' misapplied

Herbaceous Perennial

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An erect perennial to around 1.2m tall forming clumps of stems clothed with toothed, dark green leaves. Clusters of flowerheads are borne from summer into autumn on wiry stems and comprise yellow ray florets with red markings on their reverse surrounding a brown central cone

Position

Full sun

Soil Types

Chalk, Clay, Loam, Sand

Max Height

1-1.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity: 2–5 years
Max Spread: 0.1-0.5 metres
Max Height: 1-1.5 metres

Growing Conditions

Chalk Clay Loam Sand

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

Position

Full sun

Aspect: South–facing or West–facing or East–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): 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: Helenium may be upright, clump-forming annuals, biennials or herbaceous perennials with simple leaves and showy daisy-like flower-heads over a long period
Name Status: Accepted

How to Grow

Cultivation

Grow in any fertile, moist but well-drained soil in full sun. Provide support for best results

Propagation

Propagate by division in autumn or spring or by basal cuttings in spring

Suggested planting locations and garden types

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

Pruning

Deadhead to prolong flowering

Pests

Generally pest-free

Diseases

May be susceptible to powdery mildews and a leaf spot