Overview
Costus tappenbeckianus is a clump forming conservatory greenhouse in the genus Costus, part of the Costaceae family, with evergreen foliage. Costus tappenbeckianus grows best in full sun, and tolerates loam soils and neutral pH. Its UK hardiness is rated H1a. Suggested uses include conservatory and greenhouse.
About
Costus tappenbeckianus is a clump-forming evergreen cultivar of the Costus genus, known for its rhizomatous perennial habit and spirally arranged foliage. It produces tubular flowers with three petals, typically clustered at the ends of leafy stems, often accompanied by prominent bracts. This cultivar thrives in full sun within a sheltered, south-facing conservatory or greenhouse environment. It prefers moist but well-drained loam soil with a neutral pH and requires watering during establishment. Propagation is achieved by seed or division in spring, with interest in both spring and summer seasons.
Growing conditions
Best soil and position for Costus
- Sunlight
- Full sun
- Soil type
- Loam
- Soil pH
- Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- South-facing
- Exposure
- Sheltered
- UK hardiness
- H1a
Plant details
Costus tappenbeckianus size, habit and characteristics
- Plant type
- Conservatory Greenhouse
- Habit
- Clump forming
- Foliage
- Evergreen
- Suggested uses
- Conservatory and greenhouse
Care notes
Pruning and caring for Costus tappenbeckianus
- Propagation
- Seed, division in spring
- Pest resistance
- Susceptible to glasshouse red spider mite under glass
- Disease resistance
- Generally disease-free
Frequently asked questions
Where is the best place to plant Costus tappenbeckianus?
Costus tappenbeckianus prefers full sun. It suits sheltered positions.
What soil does Costus tappenbeckianus need?
Costus tappenbeckianus grows best in loam soil. It prefers neutral soil. Aim for soil that stays moist but well-drained.
Is Costus tappenbeckianus hardy in the UK?
Costus tappenbeckianus has an RHS hardiness rating of H1a, meaning it needs tropical warmth above 15°C and must be grown under glass in the UK.
How do I propagate Costus tappenbeckianus?
Seed, division in spring.
