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Lobelia excelsa

A sparsely branched, evergreen shrub to 1.5m, with dark, upright stems bearing whorls of bright or greyish-green leaves. In summer bears terminal spikes of orange-red, tubular flowers up to 8cm long, very attractive to hummingbirds in its native Chile

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Size
Ultimate height
1–1.5 metres
Time to ultimate height
2–5 years
Ultimate spread
1–1.5 metres
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Moist but well–drained, Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Red Green
Autumn Green
Winter Green
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Sheltered
Drought resistance
Yes
Hardiness
H3
Botanical details
Family
Campanulaceae
Native to the UK
No
Foliage
Evergreen
Habit
Bushy
Potentially harmful
Harmful if eaten, skin irritant. Wear gloves and other protective equipment when handling
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

Correct

Plant range
China

How to grow

Cultivation

Grow in fertile, well-drained soil in a sunny, sheltered position with little or no frost

Propagation

Propagate by seed

Suggested planting locations and garden types
  • City and courtyard gardens
  • Sub-tropical
  • Flower borders and beds
  • Wall side borders
Pruning

No pruning required

Pests

May be susceptible to slugs

Diseases

Generally disease-free

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