About

Begonia 'Clara' (R) is a rhizomatous, evergreen perennial typically cultivated as an indoor plant. It features glossy green foliage and can reach heights of up to 30 cm. When grown indoors, it produces white flowers that may appear year-round, while outdoor cultivation allows for flowering in summer and autumn, often treated as an annual.

About the genus

Begonias can be found as annuals, evergreen or deciduous perennials, or shrubs. They possess fibrous, tuberous, or rhizomatous root systems. The leaves are typically asymmetrical and frequently feature distinctive patterns. Flowers can vary in size and include both male and female forms within the same cluster.

Growing conditions

Sunlight
Partial shade
Soil type
Loam, Sand
Soil pH
Acid, Neutral
Soil moisture
Moist but well-drained
Aspect
East-facing, North-facing, West-facing
Exposure
Sheltered
UK hardiness
H1B

Plant details

Plant type
Houseplants, Bedding
Habit
Bushy
Foliage
Evergreen
Height
0.1-0.5 metres
Spread
0.1-0.5 metres
Time to full height
1 year
Suggested uses
City and courtyard gardens, Patio and container plants, Sub-tropical, Cottage and informal garden
Toxicity
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

Care notes

Cultivation
Grow as a houseplant in a minimum temperature of 10°C. Prefers part shade, or bright shade, but no direct sunlight. For more advice, see Begonias: houseplants. Can also be grown as a patio plant or in borders as an annual.
Pruning
No pruning required
Propagation
Propagate by seed in early spring in 21°C or propagate by softwood cuttings
Pest resistance
May be susceptible to caterpillars, mealy bugs, mites, glasshouse thrips, vine weevil and aphids
Disease resistance
May be susceptible to grey moulds, powdery mildews, stem rot and rhizome rot