Scaevola aemula 'Blue Wonder'

RHS Plant Profile
scaevola 'Blue Wonder'

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Synonyms

Scaevola aemula 'Blue Fan'

Bedding Herbaceous Perennial
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A trailing evergreen perennial with small, lance-shaped leaves and racemes of light blue flowers opening continuously from spring to autumn

Position

Full sun, Partial shade

Soil Types

Chalk, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.5-1 metres

Size

Time to Maturity
1 year
Max Spread
0.5-1 metres
Max Height
0.1-0.5 metres

Growing Conditions

Chalk Loam Sand
Moisture
Well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun Partial shade
Aspect
West–facing or South–facing or East–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)
H2

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Goodeniaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Trailing
Genus
Scaevola can be evergreen perennials, climbers, shrubs or trees, with simple leaves and solitary or racemose, fan-shaped flowers in summer
Name Status
Accepted

How to Grow

Cultivation

Grow as summer bedding, plant out after all danger of frost has passed. In the open ground, plant in moderately fertile, humus-rich, moist, but well-drained soil in full sun or light dappled shade. To grow in containers, use a peat-free John Innes Number 2 compost. Water sparingly when overwintering frost-free conditions

Propagation

Propagated by seed at 19-24°C (66-75°F) in spring. Alternatively root softwood cuttings in late spring or summer, with bottom heat

Suggested planting locations and garden types

  • Patio and container plants

Pruning

Trim back after flowering in autumn before overwintering

Pests

Generally pest-free

Diseases

Generally disease-free