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Annual BiennialBedding

Lobelia erinus 'Sapphire'

trailing lobelia 'Sapphire'

'Sapphire' is a compact, trailing, low-growing annual with small green leaves and masses of violet-blue flowers with a white centre during the summer and early autumn

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Size
Ultimate height
0.1–0.5 metres
Time to ultimate height
1–2 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Moist but well–drained, Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Blue Green
Autumn Blue Green
Winter
Position
  • Full shade
  • Partial shade
Aspect

South–facing or East–facing or West–facing

Exposure
Sheltered
Hardiness
H2
Botanical details
Family
Campanulaceae
Native to the UK
No
Foliage
Deciduous
Habit
Trailing, Matforming
Genus

Lobelia can be annuals, perennials or shrubs, with simple leaves and showy 2-lipped flowers that may be solitary or in racemes or panicles

Name status

Unresolved

How to grow

Cultivation

Grow in deep, fertile, reliably moist soil in full sun or partial shade. Apply a balanced fertilizer every two weeks during spring and early summer and a nitrogen-free fertilizer every two weeks from mid-summer onwards

Propagation

Propagate by seed sown at 13-18ºC in late winter

Suggested planting locations and garden types
  • City and courtyard gardens
  • Coastal
  • Patio and container plants
  • Flower borders and beds
  • Garden edging
Pruning

No pruning required

Pests

May be attacked by slugs

Diseases

Generally disease free

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