Overview
Alpinia zerumbet is a clump forming conservatory greenhouse in the genus Alpinia, part of the Zingiberaceae family, with deciduous foliage. Alpinia zerumbet grows best in full sun, and tolerates loam soils and neutral pH. Its UK hardiness is rated H1c. Suggested uses include patio and container plants and flower borders and beds.
About
Alpinia zerumbet, commonly known as Indian shell flower or shell ginger, is a clump-forming evergreen perennial from the genus Alpinia in the Zingiberaceae family. It grows well in conservatories or greenhouses, thriving in full sun with a south-facing, sheltered aspect. The plant prefers moist but well-drained loam soil with a neutral pH and is hardy to UK zone H1c. Its deciduous foliage and clusters of flowers with vibrant bracts make it suitable for patio containers and flower borders. Propagation is by division in spring, and it is of interest during the winter season.
Growing conditions
Best soil and position for Alpinia
- Sunlight
- Full sun
- Soil type
- Loam
- Soil pH
- Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- South-facing
- Exposure
- Sheltered
- UK hardiness
- H1c
Plant details
Alpinia zerumbet size, habit and characteristics
- Plant type
- Conservatory Greenhouse
- Habit
- Clump forming
- Foliage
- Deciduous
- Suggested uses
- Patio and container plants, Flower borders and beds
Care notes
Pruning and caring for Alpinia zerumbet
- Propagation
- Division in spring
- Pest resistance
- Susceptible to slugs and snails
- Disease resistance
- Generally disease-free
Frequently asked questions
Where is the best place to plant Alpinia zerumbet?
Alpinia zerumbet prefers full sun. It suits sheltered positions.
What soil does Alpinia zerumbet need?
Alpinia zerumbet grows best in loam soil. It prefers neutral soil. Aim for soil that stays moist but well-drained.
Is Alpinia zerumbet hardy in the UK?
Alpinia zerumbet has an RHS hardiness rating of H1c, meaning it needs a warm, frost-free position of 5–10°C and is best grown under glass in the UK.
How do I propagate Alpinia zerumbet?
Division in spring.
