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Herbaceous PerennialConservatory Greenhouse

Canna indica Tropicanna Gold ('Mactro'PBR)

canna [Tropicanna Gold]

Upright perennial to 1.5m tall, with striking green and gold striped lance-shaped leaves. Large golden-yellow flowers with dark orange speckled throats are produced on upright stems in the summer

Synonyms
Canna 'Mactro'PBR
Canna 'Tropicanna Gold'

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Size
Ultimate height
1.5–2.5 metres
Time to ultimate height
2–5 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Loam
Sand
Moisture
Moist but well–drained
pH
Acid, Neutral, Alkaline
Colour & scent
StemFlowerFoliageFruit
Spring Green Gold
Summer Gold Yellow Orange Green Gold
Autumn Green Gold
Winter
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Sheltered
Hardiness
H3
Botanical details
Family
Cannaceae
Native to GB / Ireland
No
Foliage
Deciduous
Habit
Clump forming
Genus

Canna are rhizomatous herbaceous perennials with erect stems bearing ovate leaves, with showy flowers with showy petal-like staminodes and small, coloured petals and sepals, borne in racemes or panicles in summer and autumn

Name status

Trade

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How to grow

Cultivation

As a patio plant grow in pots of peat-free compost in a sheltered site in full sun. Plants can also be planted into a sunny border. Water freely and apply a high potassium feed every 2-3 weeks in the growing season. Lift the rhizomes in autumn when frost blackens the foliage. Store over winter in barely moist compost in frost-free conditions. See canna cultivation for further information

Propagation

Propagate by division of rhizomes in spring

Suggested planting locations and garden types
  • City and courtyard gardens
  • Mediterranean climate plants
  • Sub-tropical
  • Cottage and informal garden
  • Architectural
  • Coastal
  • Conservatory and greenhouse
  • Flower borders and beds
Pruning

Leave to die back in autumn, deadhead flowers to prolong flowering

Pests

May be susceptible to caterpillars, glasshouse red spider mite and aphids

Diseases

May be susceptible to canna viruses

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