Coral ardisia (manryō) Ardisia crenata
Coral ardisia (manryō) (Ardisia crenata) is an evergreen perennial shrub in the Primulaceae family, native to Japan, China, Korea and northern Indochina. It grows 60 cm–1.5 m (24 in–4.9 ft) tall and 50 cm–1 m (20 in–3.3 ft) wide, wants shade and moderate water, and is hardy to about -7 °C (19 °F). Space plants about 60 cm (24 in) apart.
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Coral ardisia (manryō) at a glance
| Type | Perennial shrub, evergreen |
|---|---|
| Family | Primulaceae |
| Mature height | 60 cm–1.5 m (24 in–4.9 ft) |
| Mature spread | 50 cm–1 m (20 in–3.3 ft) |
| Spacing | 60 cm (24 in) centre to centre |
| Sun | Shade, at least 1 h of direct sun a day |
| Water | Moderate; drought tolerance low, waterlogging tolerance none |
| Soil pH | 5–7 |
| Cold hardiness | About -7 °C (19 °F) once established (roughly USDA zone 8) |
| Heat stress | Likely above about 34 °C (93 °F) |
| Flowering | from about June for 3–6 weeks (northern hemisphere; later in cold climates, earlier in warm ones) |
| Wind tolerance | Low |
| Pollinator value | Low |
| Edible | Not grown as food |
| Native to | Japan, China, Korea and northern Indochina |
| Common in gardens of | 🇯🇵 Japan, 🇨🇳 China, 🇰🇷 South Korea, 🇻🇳 Vietnam, 🇺🇸 United States, 🇦🇺 Australia |
| Invasive in | Florida, Hawaii, Queensland, New South Wales: check local rules before planting |
Is Coral ardisia (manryō) toxic?
- People: not well documented
- Cats: not well documented
- Dogs: not well documented
- Parts: berries, leaves
Toxicity is poorly documented; berries are not food, so keep children and pets from eating them.
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 Coral ardisia (manryō)
No well-documented helpful pairing. Group it with plants that like shade and moderate water.
Questions about Coral ardisia (manryō)
- How far apart should I plant Coral ardisia (manryō)?
- About 60 cm (24 in) apart, centre to centre. A mature plant spreads 50 cm–1 m (20 in–3.3 ft).
- Does Coral ardisia (manryō) need full sun?
- Shade: at least 1 hours of direct sun a day.
- How much water does Coral ardisia (manryō) need?
- Moderate water. Drought tolerance is low and waterlogging tolerance none.
- How cold-hardy is Coral ardisia (manryō)?
- It tolerates about -7 °C (19 °F) once established, roughly USDA zone 8.
- When does Coral ardisia (manryō) flower?
- From about June for 3–6 weeks (northern hemisphere; later in cold climates, earlier in warm ones).
- Is Coral ardisia (manryō) poisonous to cats and dogs?
- For cats it is not well documented; for dogs not well documented; for people not well documented. Toxicity is poorly documented; berries are not food, so keep children and pets from eating them.
- What grows well with Coral ardisia (manryō)?
- There is no well-documented companion pairing for Coral ardisia (manryō). Group it with plants that like the same sun (shade) and water (moderate).
Sources and evidence
Evidence grade B (B: extension service or peer-reviewed).
- UF/IFAS Extension tropical and subtropical fruit and landscape publications, University of Florida
- CABI Invasive Species Compendium, CABI
- Flora of China (eFloras), Missouri Botanical Garden & Harvard University Herbaria
Notes and assumptions
- Glossy wavy-edged leaves and hanging clusters of scarlet berries that last all winter; a New Year plant for luck in Japan. Shade-tolerant seedlings carpet forest floors where it escapes.
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
- Primrose Primula vulgaris
- Ivy-leaved cyclamen Cyclamen hederifolium
- Creeping Jenny Lysimachia nummularia
- Auricula Primula auricula
- Cowslip Primula veris
- Giant Himalayan cowslip Primula florindae
- Florist’s cyclamen Cyclamen persicum
- Japanese primrose (kurinsō) Primula japonica