About
Begonia 'Cascade Sunray' is a tuberous perennial that reaches a height of up to 30 cm, featuring fleshy, trailing stems. From summer until the onset of frost, it produces an abundance of double flowers measuring up to 8 cm in diameter, showcasing hues of yellow and orange. This variety is capable of thriving in full sun conditions.
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
- Full sun, Partial shade
- Soil type
- Loam, Sand
- Soil pH
- Acid, Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- East-facing, North-facing, South-facing, West-facing
- Exposure
- Sheltered
- UK hardiness
- H1B
Plant details
- Plant type
- Bedding, Conservatory Greenhouse
- Habit
- Pendulous weeping
- Foliage
- Deciduous
- Height
- 0.1-0.5 metres
- Spread
- 0.1-0.5 metres
- Time to full height
- 1-2 years
- Suggested uses
- City and courtyard gardens, Cottage and informal garden, Hanging basket, Patio and container plants, Sub-tropical
- 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
- In spring plant tubers, hollow side uppermost, in free-draining compost at 16-18°C. Plant out after the last frosts in fertile, humus-rich, moist but well-drained soil in sun or partial shade. Lift the tubers in autumn before the first frosts and dry off. See begonias: outdoors for further information
- Pruning
- No pruning required
- Propagation
- Propagate by seed, basal cuttings, or stem cuttings of sideshoots
- 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