Not the plant you're looking for? Search over 300,000 plants
Herbaceous Perennial

Canna iridiflora Ruiz & Pav.

An upright perennial to a height of 3m, growing from rhizomes. leaves are broad, oval, dark, bluish green and up to 1m long. Flowers are bright pink and borne from midsummer to early autumn

Buy this plant
Size
Ultimate height
2.5–4 metres
Time to ultimate height
2–5 years
Ultimate spread
0.5–1 metres
Growing conditions
Loam
Clay
Chalk
Sand
Moisture
Moist but well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Pink Green
Autumn Pink Green
Winter
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Sheltered
Hardiness
H3
Botanical details
Family
Cannaceae
Native to the UK
No
Foliage
Deciduous
Habit
Columnar upright
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

Correct

Plant range
Peru

Advertise here

How to grow

Cultivation

Needs a sheltered, warm site and plenty of watering. In autumn, rhizomes can be lifted and stored in a frost-free place or, in mild gardens, left in the ground covered with dry mulch. See canna cultivation

Propagation

Propagate by division

Suggested planting locations and garden types
  • Architectural
  • City and courtyard gardens
  • Cottage and informal garden
  • Sub-tropical
  • Flower borders and beds
Pruning

Cut back frosted growth in autumn

Pests

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

Diseases

May be susceptible to canna viruses

My Garden

Your free RHS gardening coach

Keep track of your plants with reminders & care tips – all to help you grow successfully

My plants
My calendar

My plants

My calendar

My ideas
Manage membership

My ideas

My advice

Get involved

The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.