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Roscoea purpurea 'Harvington Imperial'
roscoea
This captivating tuberous perennial, reaching around 40cm (16in) in height, showcases strap-shaped green leaves that elegantly embrace robust, red stems....
2 litre pot
In stock (delivery within 3-5 working days)
3 × 2 litre pots
In stock (delivery within 3-5 working days)
1
Delivery options
Plant description
This captivating tuberous perennial, reaching around 40cm (16in) in height, showcases strap-shaped green leaves that elegantly embrace robust, red stems. The highly distinctive brick-red flowers, suffused with purple, bloom in loose clusters from mid-July to August, adding a touch of tropical flair to the garden borders, 'Harvington Imperial' can also grace pots and containers, though some frost protection is advisable during severe frosts.
Eventual height & spread
Flowering period
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
Plant features
Position
Light shade / shade
Rate of growth
Average
Soil
Moderately fertile, moist but well-drained soil, or peat-free general purpose compost
Hardiness
Borderline hardy (will need protection in winter in colder areas)
How to care for Roscoea purpurea Harvington Imperial:
Grow in humus-rich, moderately fertile soil that is moist yet well-drained. Locate in a cool, sheltered spot with partial shade. Prevent summer drought and winter waterlogging. Enhance the soil with organic matter, and introduce mycorrhizal fungi (Rootgrow) during planting.
In colder regions, employ a dry winter mulch like bark for added protection.
In colder regions, employ a dry winter mulch like bark for added protection.
Please note:
This perennial dies back to below ground level each year in autumn, then fresh new growth appears again in spring.
