Begonia rex (R)
king begonia
An evergreen perennial to 30cm, with large, obliquely ovate leaves which are metallic green with a silvery zone on the upper surface, reddish beneath; panicles of small pink flowers in winter
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Size
Ultimate height
0.1鈥�0.5 metresTime to ultimate height
2鈥�5 yearsUltimate spread
0.1鈥�0.5 metresGrowing conditions
Moisture
奥别濒濒鈥揹谤补颈苍别诲pH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green Grey Silver Red | |||
|---|---|---|---|---|
| Summer | Green Grey Silver Red | |||
| Autumn | Green Grey Silver Red | |||
| Winter | Pink | Green Grey Silver Red |
Position
- Partial shade
Aspect
South鈥揻acing or West鈥揻acing or 贰补蝉迟鈥揻补肠颈苍驳
Exposure
Sheltered Hardiness
H1BBotanical 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. Pets: Ornamental bulbs - not to be eaten - see the HTA guide to potentially harmful plants for further information and useful contact numbers
- 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
Correct
- Horticultural Group
- Rex begonias are evergreen, rhizomatous perennials grown for their handsome, brightly coloured leaves, rather than the small pale pink or white flowers which may appear in spring, summer or autumn
- Plant range
- Assam
How to grow
Cultivation
Grow under glass or in frost-free enviroment. Mainly grown for foliage. See Begonias: houseplants for further advice.
Propagation
Propagate by seed, leaf cuttings or sections of rhizome
Suggested planting locations and garden types
- Sub-tropical
- Patio and container plants
Pruning
No pruning required
Pests
May be susceptible to caterpillars, mealybugs, tarsonemid mite, thrips, vine weevil and aphids
Diseases
May be susceptible to grey moulds, powdery mildews, stem rot and rhizome rot
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