Overview
Hedychium 'Dave Case' is a suckering conservatory greenhouse in the genus Hedychium, part of the Zingiberaceae family, with deciduous foliage. Hedychium 'Dave Case' grows best in full sun and partial shade, and tolerates most soils and any pH. Its UK hardiness is rated H2. Suggested uses include cottage and informal garden, city and courtyard gardens and coastal.
About
Hedychium 'Dave Case' is a cultivar of the Hedychium genus, which comprises rhizomatous perennials with upright, unbranched stems and two rows of lanceolate leaves. This deciduous, suckering herbaceous perennial thrives in full sun or partial shade and prefers sheltered, south-, east-, or west-facing aspects. It grows best in fertile, moist but well-drained soils such as chalk, loam, or sand, across a range of pH levels. Suitable for conservatories, greenhouses, and informal or courtyard gardens, it is hardy to UK zone H2 and flowers in spring and summer.
About the genus
Hedychium is a genus of flowering plants in the ginger family Zingiberaceae, native to lightly wooded habitats in Asia. There are approximately 70-80 known species, native to India, Southeast Asia, and Madagascar. Some species have become widely naturalized in other lands, and considered invasive in some places.
Wikipedia contributors, "Hedychium", CC BY-SA 4.0 — Hedychium
Growing conditions
Best soil and position for Hedychium
- Sunlight
- Full sun, Partial shade
- Soil type
- Chalk, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- South-facing, East-facing, West-facing
- Exposure
- Sheltered
- UK hardiness
- H2
Plant details
Hedychium 'Dave Case' size, habit and characteristics
- Plant type
- Conservatory Greenhouse, Herbaceous Perennial
- Habit
- Suckering
- Foliage
- Deciduous
- Suggested uses
- Cottage and informal garden, City and courtyard gardens, Coastal
Care notes
Pruning and caring for Hedychium 'Dave Case'
- Propagation
- Propagate by seed at 21-24°C (70-75°C) as soon as ripe. Divide rhizomes in spring
- Pest resistance
- May be susceptible to glasshouse red spider mite and aphids under glass
- Disease resistance
- Generally disease-free
Frequently asked questions
Where is the best place to plant Hedychium 'Dave Case'?
Hedychium 'Dave Case' prefers full sun and partial shade. It suits sheltered positions.
What soil does Hedychium 'Dave Case' need?
Hedychium 'Dave Case' is adaptable and grows happily in most soil types, including chalk, loam and sand. It is happy in soil of any pH. Aim for soil that stays moist but well-drained.
Is Hedychium 'Dave Case' hardy in the UK?
Hedychium 'Dave Case' has an RHS hardiness rating of H2, meaning it is tender, tolerating 1–5°C, and needs frost-free protection over winter.
How do I propagate Hedychium 'Dave Case'?
Propagate by seed at 21-24°C (70-75°C) as soon as ripe. Divide rhizomes in spring.