Fan columbine (miyama-odamaki) Aquilegia flabellata
Fan columbine (miyama-odamaki) (Aquilegia flabellata) is a deciduous perennial flowering plant in the Ranunculaceae family, native to Mountains of Japan, Korea and the Kuril Islands. It grows 15–40 cm (6–16 in) tall and 15–30 cm (6–12 in) wide, wants part sun to part shade and moderate water, and is hardy to about -34 °C (-29 °F). Space plants about 20 cm (8 in) apart.
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Fan columbine (miyama-odamaki) at a glance
| Type | Perennial flowering plant, deciduous |
|---|---|
| Family | Ranunculaceae |
| Mature height | 15–40 cm (6–16 in) |
| Mature spread | 15–30 cm (6–12 in) |
| Spacing | 20 cm (8 in) centre to centre |
| Sun | Part sun to part shade, at least 4 h of direct sun a day |
| Water | Moderate; drought tolerance low, waterlogging tolerance none |
| Soil pH | 5.5–7.5 |
| Cold hardiness | About -34 °C (-29 °F) once established (roughly USDA zone 4) |
| Heat stress | Likely above about 28 °C (82 °F) |
| Flowering | from about May for 3–4 weeks (northern hemisphere; later in cold climates, earlier in warm ones) |
| Wind tolerance | Low |
| Pollinator value | High |
| Edible | Not grown as food |
| Native to | Mountains of Japan, Korea and the Kuril Islands |
| Common in gardens of | 🇯🇵 Japan, 🇰🇷 South Korea, 🇬🇧 United Kingdom, 🇺🇸 United States, 🇩🇪 Germany, 🇨🇦 Canada, 🇸🇪 Sweden |
Is Fan columbine (miyama-odamaki) toxic?
- People: mildly toxic
- Cats: mildly toxic
- Dogs: mildly toxic
- Parts: seeds, roots
Like other buttercup relatives, columbine seeds and roots can cause stomach upset if eaten.
If a child or pet may have eaten part of a plant, call a poison centre or vet straight away.
Companion planting: what to grow with Fan columbine (miyama-odamaki)
No well-documented helpful pairing. Group it with plants that like part sun to part shade and moderate water.
Questions about Fan columbine (miyama-odamaki)
- How far apart should I plant Fan columbine (miyama-odamaki)?
- About 20 cm (8 in) apart, centre to centre. A mature plant spreads 15–30 cm (6–12 in).
- Does Fan columbine (miyama-odamaki) need full sun?
- Part sun to part shade: at least 4 hours of direct sun a day.
- How much water does Fan columbine (miyama-odamaki) need?
- Moderate water. Drought tolerance is low and waterlogging tolerance none.
- How cold-hardy is Fan columbine (miyama-odamaki)?
- It tolerates about -34 °C (-29 °F) once established, roughly USDA zone 4.
- When does Fan columbine (miyama-odamaki) flower?
- From about May for 3–4 weeks (northern hemisphere; later in cold climates, earlier in warm ones).
- Is Fan columbine (miyama-odamaki) poisonous to cats and dogs?
- For cats it is mildly toxic; for dogs mildly toxic; for people mildly toxic. Like other buttercup relatives, columbine seeds and roots can cause stomach upset if eaten.
- What grows well with Fan columbine (miyama-odamaki)?
- There is no well-documented companion pairing for Fan columbine (miyama-odamaki). Group it with plants that like the same sun (part sun to part shade) and water (moderate).
Sources and evidence
Evidence grade B (B: extension service or peer-reviewed).
- Missouri Botanical Garden Plant Finder, Missouri Botanical Garden
- RHS Plant Finder, Royal Horticultural Society
- Plants of the World Online (taxonomy, native range), Royal Botanic Gardens, Kew
Notes and assumptions
- A compact alpine columbine with fan-like blue-grey leaves and nodding blue-violet and cream flowers with short hooked spurs; for rock gardens and edges.
Reference values for planning, not horticultural, veterinary or medical advice. Varieties, soils and local climates differ: check with a local nursery or extension service.
Related plants
- Hellebore (Lenten rose) Helleborus x hybridus
- Delphinium Delphinium elatum hybrids
- Common columbine Aquilegia vulgaris
- Japanese anemone Anemone hupehensis
- Larkspur Consolida ajacis
- Love-in-a-mist Nigella damascena
- Globeflower Trollius europaeus
- Christmas rose Helleborus niger