Overview
Kirengeshoma palmata Koreana Group is a clump forming herbaceous perennial in the genus Kirengeshoma, part of the Hydrangeaceae family, with deciduous foliage. It typically grows around 1-1.5 metres tall and 0.5-1 metres wide, reaching full size in around 2-5 years. Kirengeshoma palmata Koreana Group grows best in full shade and partial shade, and tolerates most soils and acid pH. Its UK hardiness is rated H7. It is a holder of the RHS Award of Garden Merit and low maintenance. Suggested uses include cottage and informal garden. It is native to Korea.
About
Kirengeshoma palmata Koreana Group is a herbaceous perennial that can grow to a height of over 1.2 meters, developing a clump-forming habit. It features palmately lobed foliage and dark maroon stems. The plant produces nodding, fleshy flowers that are narrowly bell-shaped and creamy-yellow, arranged in open panicles. These flowers are notably larger compared to those of Kirengeshoma palmata.
About the genus
Kirengeshoma are perennial plants that grow from rhizomes, featuring leaves that are palmately lobed and resemble those of a maple. They produce clusters of tubular, bell-shaped flowers that are pale yellow in color.
Growing conditions
Best soil and position for Kirengeshoma
- Sunlight
- Full shade, Partial shade
- Soil type
- Clay, Loam, Sand
- Soil pH
- Acid
- Soil moisture
- Moist but well-drained
- Aspect
- North-facing, East-facing, West-facing
- Exposure
- Sheltered
- UK hardiness
- H7
Plant details
Kirengeshoma palmata Koreana Group size, habit and characteristics
- Plant type
- Herbaceous Perennial
- Habit
- Clump forming
- Foliage
- Deciduous
- Height
- 1-1.5 metres
- Spread
- 0.5-1 metres
- Time to full height
- 2-5 years
- Suggested uses
- Cottage and informal garden
- Native to
- Korea
Care notes
Pruning and caring for Kirengeshoma palmata Koreana Group
- Cultivation
- Grow in moist, lime-free soil enriched with leaf mould. Prefers partial shade but tolerates denser shade; shelter from cold winds. If there is plenty of water a site in full sun may be tolerated, but is not ideal
- Pruning
- Cut down the year's growth after flowering
- Propagation
- Propagate by seed in pots in a cold frame as soon as seed is ripe or in spring (germination may be erratic). Propagate by division as growth begins in spring
- Pest resistance
- May be susceptible to slugs and snails
- Disease resistance
- Generally disease-free
Frequently asked questions
How do I grow Kirengeshoma palmata Koreana Group?
Grow in moist, lime-free soil enriched with leaf mould. Prefers partial shade but tolerates denser shade; shelter from cold winds. If there is plenty of water a site in full sun may be tolerated, but is not ideal.
Where is the best place to plant Kirengeshoma palmata Koreana Group?
Kirengeshoma palmata Koreana Group prefers full shade and partial shade. It suits sheltered positions.
What soil does Kirengeshoma palmata Koreana Group need?
Kirengeshoma palmata Koreana Group is adaptable and grows happily in most soil types, including clay, loam and sand. It prefers acid soil. Aim for soil that stays moist but well-drained.
How do I prune Kirengeshoma palmata Koreana Group?
Cut down the year's growth after flowering.
How big does Kirengeshoma palmata Koreana Group grow?
Kirengeshoma palmata Koreana Group reaches a height of 1-1.5 metres and a spread of 0.5-1 metres. It takes around 2-5 years to reach full size.
Is Kirengeshoma palmata Koreana Group hardy in the UK?
Kirengeshoma palmata Koreana Group has a UK hardiness rating of H7.
How do I propagate Kirengeshoma palmata Koreana Group?
Propagate by seed in pots in a cold frame as soon as seed is ripe or in spring (germination may be erratic). Propagate by division as growth begins in spring.