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Annual BiennialBedding

Lobelia erinus 'Regatta Midnight Blue'

trailing lobelia 'Regatta Midnight Blue'

'Regatta Midnight Blue' is a trailing annual to 20cm in height, with neat, dark bronze-green foliage, and deep violet-blue, white-eyed flowers 2cm across in summer and 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
Loam
Sand
Moisture
Moist but well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring
Summer Blue White Bronze Green
Autumn Blue White Bronze Green
Winter
Position
  • Full sun
  • Partial shade
Aspect

East–facing or South–facing or North–facing

Exposure
Exposed or Sheltered
Hardiness
H2
Botanical details
Family
Campanulaceae
Native to GB / Ireland
No
Foliage
Deciduous
Habit
Trailing
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

Accepted

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 13-18°C in late winter

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

Cut back after flowering

Pests

May be susceptible to slugs

Diseases

Generally disease-free

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