Senecio cineraria 'Silver Dust'

RHS Plant Profile

silver ragwort 'Silver Dust'

Synonyms

Cineraria 'Silver Dust'
Senecio cineraria 'Silver Dust'

Annual Biennial Bedding

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A subshrub, usually grown as an annual, for its ovate, pinnately lobed, strikingly silvery-white leaves, sometimes with loose clusters of yellow daisy flowers in summer

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): H4

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Asteraceae
Native to GB/Ireland: No
Foliage: Evergreen
Habit: Bushy
Genus: A genus of around 35 species of native, flowering biennial or perennial herbaceous plants, previously grouped as Senecio and more commonly known as Ragwort. Stems are upright, foliage pinnate and lobed and clusters of flowers bright yellow and daisy-like in appearance. Although primarily known as being toxic to horses and cattle, it is also a valuable food source for pollinators
Name Status: Accepted

How to Grow

Cultivation

Easy to grow in any well-drained soil in a sunny position. Versatile foliage plant with great drought tolerance and wind tolerance

Propagation

Propagate by seed

Suggested planting locations and garden types

City and courtyard gardens
Cottage and informal garden
Patio and container plants
Cut flowers
Flower borders and beds

Pruning

No pruning required

Pests

Generally pest-free

Diseases

May be susceptible to a rust