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Conservatory GreenhouseShrubs

Colquhounia coccinea

scarlet-flowered colquhounia

An evergreen or semi-evergreen shrub to 2.5m, with lance-shaped leaves white-downy beneath, and orange or scarlet flowers 2.5cm long, in dense terminal spikes in late summer

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Size
Ultimate height
1.5–2.5 metres
Time to ultimate height
5–10 years
Ultimate spread
1.5–2.5 metres
Growing conditions
Chalk
Loam
Sand
Moisture
Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Orange Red Green
Autumn Green
Winter Green
Position
  • Full sun
Aspect

West–facing or South–facing

Exposure
Sheltered
Hardiness
H4
Botanical details
Family
Lamiaceae
Native to GB / Ireland
No
Foliage
Evergreen
Habit
Bushy
Genus

Colquhounia are evergreen shrubs with simple, aromatic leaves and colourful tubular flowers in dense spikes at the ends of the branches

Name status

Correct

Plant range
E Himalaya to SW China

How to grow

Cultivation

Grow in poor to moderately fertile, well-drained soil in full sun, sheltered from cold, dry winds. The top growth may be damaged by hard frost but it will usually re-sprout from the base. Provide deep dry, winter mulch - see also winter protection

Propagation

Take softwood cuttings in summer

Suggested planting locations and garden types
  • City and courtyard gardens
  • Coastal
  • Mediterranean climate plants
  • Flower borders and beds
  • Wall side borders
Pruning

Pruning group 6 in spring

Pests

Generally pest-free

Diseases

Generally disease-free

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