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Begonia 'Ambassador Rose' (Ambassador Series) (S)
  • RHS AGM

begonia 'Ambassador Rose'

a free-flowering bedding begonia to 20cm, with glossy, red-edged green foliage and single pink flowers with yellow stamens, produced all summer

Size
Ultimate height
0.1–0.5 metres
Time to ultimate height
1–2 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Clay
Loam
Sand
Moisture
Moist but well–drained, Well–drained
pH
Acid, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green Red
Summer Pink Green Red
Autumn Green Red
Winter Green Red
Position
  • Full shade
  • Partial shade
Aspect

North–facing or West–facing or East–facing

Exposure
Sheltered
Hardiness
H1B
Botanical details
Family
Begoniaceae
Native to the UK
No
Foliage
Evergreen
Habit
Clump forming
Potentially harmful
Ornamental bulbs - not to be eaten. Wear gloves and other protective equipment when handling
Genus

Begonia can be annuals, evergreen or deciduous perennials or shrubs, with fibrous, tuberous or rhizomatous roots and usually asymmetrical leaves, often strikingly patterned, and small or large flowers, both male and female in the same cluster

Name status

Accepted

Horticultural Group
Semperflorens-Cultorum begonias are fibrous-rooted evergreen perennials, much used for summer bedding, with rounded, often attractively coloured leaves, and sprays of single or double flowers 1-2.5cm across in summer or throughout the year

How to grow

Cultivation

One of the few summer bedding subjects that tolerate shade, can be grown in sun but avoid direct sunlight. Provide a fertile, moist but well-drained soil. See Begonias: outdoors for further advice.

Propagation

Propagate by seed or basal cuttings

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

No pruning required

Pests

May be susceptible to caterpillars, mealy bugs, mites, glasshouse thrips, vine weevil and aphids

Diseases

May be susceptible to grey moulds, powdery mildews, stem rot and rhizome rot

Get involved

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