In short
- Evergreen shrub (0.6–2 m) valued for YEAR-ROUND ornament — pinnate leaves changing from green to red-orange.
- NOT a bamboo despite the name — belongs to the barberry family, has normal, ovate-outlined, pinnately compound leaves.
- Shade- to semi-shade-loving; in shade it colours the leaves more beautifully in autumn and winter.
- White flowers in panicles in summer, followed by showy RED berries lasting until spring.
- ALL parts, especially the berries, are TOXIC (cyanogenic glycosides) — do not plant within reach of small children or pets; even birds can poison themselves in excess.
- Moderately hardy (6b–9b) — in colder Polish regions needs a sheltered spot; dwarf cultivars ('Firepower', 'Gulf Stream') are more convenient in a small garden.
Botanical data
- Family
- Berberidaceae (Berberidaceae)
- Height
- 0.6–2 m
- Width
- 0.8–1.5 m
- Habit
- Upright
- Growth rate
- Slow
- Position
- Full sun, Partial shade, Shade
- Soil
- Humus-rich, Loamy
- pH reaction
- pH 5.5–7
- Moisture
- Moderate
- Bloom
- June–July
- Hardiness
- USDA 6b–9b
- Propagation
- From cuttings, By layering, From seed
Characteristics
An upright, loosely branched evergreen shrub with several upright, flexible canes rising from the roots — the habit is light and transparent, resembling young bamboo at first glance (hence the common name). The leaves are large, pinnately tri-compound, 30–90 cm long, arranged at the shoot tips; the individual leaflets are lance-shaped, 3–8 cm long, with a pointed tip. The key ornamental feature of the leaves is the COLOUR CHANGE across the yearly cycle: young leaflets in spring are copper-pink, in summer dark green, and from autumn through the whole winter they turn to intensely red, brick and orange tones, especially on the sun-exposed parts of the shrub. Flowers open in June and July in loose, upright panicles at the shoot tips — small (5–7 mm), white or cream, with six petals and protruding yellow stamens; the visual effect is moderate. The real reward comes in autumn and winter, when in place of the flowers form dense, dozens-strong clusters of bright red, round berries 6–10 mm across; they stay on the shrub often from October until March, giving the garden a strong colour accent in the poorest season. The shrub is moderately hardy — tolerates frost to about −15 °C (USDA 6b); in colder regions it may lose leaves but usually regrows from the roots in spring.
Growing and care
Watering
In the first 2–3 seasons after planting, water regularly. Once established it tolerates short dry spells; it does not tolerate waterlogging. In a harsh, sunny winter it loses moisture through the evergreen leaves — during long frosts without snow it is worth watering.
Fertilizing
Undemanding; a yearly layer of compost is quite sufficient. Too much nitrogen reduces the intensity of the red autumn leaf colouring.
Planting
Position sheltered from cold winter winds and eastern winter sun, which scorches ice-covered leaves. Soil fertile, humus-rich, well-drained, moderately moist, with lightly acidic to neutral reaction. In colder regions of Poland (zone 6a and lower) plant in sheltered spots, by the south wall of the building.
Pruning
The shrub grows slowly and naturally forms a compact, upright silhouette. Formative pruning is practically unnecessary. For rejuvenation and thickening: cut out 1–2 of the oldest canes at the base each year (regrows from the roots) and shorten canes that have grown excessively long. Dwarf cultivars ('Firepower', 'Gulf Stream') do not need pruning at all.
Companion plants
Good companions
Hostas with large, blue-silver leaves contrast structurally with the pinnate, fine leaves of nandina; identical requirements for shade and moist, humus-rich soil.
Bergenia with its large, leathery leaves that take on reddish hues in winter harmonises beautifully with nandina's autumn leaf palette — both plants give a shady corner an evergreen structure.
Bad companions
Extremely different site requirements — nandina is shade-loving and needs fertile, humus-rich and moderately moist soil; Mediterranean shrubs need full sun and dry substrate.
The evidence level indicates whether the relationship is backed by research, observation, or gardening tradition.
Toxicity
| For whom | Level | Notes |
|---|---|---|
| Humans | Moderate | The red berries contain cyanogenic glycosides — in the body they release cyanide. Eating a few berries causes nausea, vomiting and weakness in people; in larger amounts it can be seriously dangerous. Do not plant within direct reach of small children. |
| Dogs | Moderate | Ingestion of berries requires veterinary consultation — symptoms of cyanide poisoning may appear within hours. |
| Cats | Moderate | — |
History and origin
Nandina has been cultivated in China and Japan for centuries — planted around Buddhist and Shinto temples as a symbolic plant protecting against misfortune, today a common element of Japanese gardens and ikebana compositions. The genus name Nandina comes directly from the Japanese name „nanten”, and the specific epithet „domestica” — from the Latin „domesticus” (domestic, tamed) — points to the long tradition of cultivation. It reached Europe in the second half of the 18th century via Dutch merchants from Nagasaki. It gained real popularity in European and American gardens only in the 20th century with the fashion for Japanese-style gardens, and in the last two decades — with the trend for gardens of „four-season interest”. Widely used dwarf cultivars 'Firepower' and 'Gulf Stream' (only 50–80 cm tall) have made nandina practical also for small gardens by modern buildings.
Uses
For shady and semi-shady parts of the garden, by entrances, along paths, in a border with rhododendrons and azaleas — everywhere its year-round leaf ornament and the winter scene of bright red berries will be appreciated. In small gardens and by modern buildings, the dwarf cultivar 'Firepower' (up to 60 cm) with intensely red autumn leaves is better — it does not require pruning, forms a compact, rounded silhouette and suits minimalist compositions. In Japanese-style gardens, by ponds and rock gardens, nandina is one of the classic basic shrubs — its loose, flexible silhouette and pinnate leaves are a natural complement to compositions with low grasses, moss and stones. Because of the toxic berries, do not plant within direct reach of small children or gardens with free-roaming pets; in regions with waxwings it is worth cutting off the autumn berry clusters to avoid bird poisonings.
Trivia
- The Latin name „Nandina” comes directly from the Japanese „nanten”, by which the shrub has been known in Japanese culture for centuries — planted at house entrances as a plant that wards off ill fortune.
- Despite the name „sacred bamboo” or „heavenly bamboo”, nandina is not a bamboo: bamboos are grasses of the Poaceae family, nandina belongs to the barberry family (Berberidaceae), related to barberry and mahonia.
- The berries contain cyanogenic glycosides — in the USA cases of poisoning and death have been recorded in birds (cedar waxwings) that stripped a whole shrub in a short time; American gardeners in regions with numerous waxwings plant berry-less cultivars ('Firepower') or cut off the berry clusters in autumn.
- The dwarf cultivar 'Firepower' was selected specifically for the intensely red autumn foliage colouring — it is one of the few plants whose main feature is the LEAVES, not flowers or fruits.
Frequently asked questions
Is nandina a bamboo?
No — despite the popular name „sacred bamboo” or „heavenly bamboo”. True bamboos are grasses of the Poaceae family with hollow, jointed culms. Nandina belongs to the barberry family (Berberidaceae), is related to barberry and mahonia, has full, woody stems and normal, ovate-outlined pinnately compound leaves. The name „bamboo” refers only to the flexible, upright habit that resembles bamboo from a distance.
Is nandina toxic?
Yes. All parts — and especially the bright red berries — contain cyanogenic glycosides that release cyanide in the body. Eating a few berries causes nausea and vomiting in people; at larger amounts it can be seriously dangerous. Toxicity also affects dogs, cats, and even birds (fatal poisonings of cedar waxwings that stripped whole clusters have been recorded in the USA). Do not plant the shrub where small children have access; in regions with many birds, consider cutting off the berry clusters or a berry-less cultivar ('Firepower').
Will nandina survive a Polish winter?
In most of Poland yes, but it needs a sheltered spot. It tolerates frost to about −15 °C (zone 6b), so it does well in coastal, western and south-western regions; in central and eastern Poland plant by the south wall of the building, sheltered from cold eastern winds. In a severe winter it may lose leaves but usually regrows from the roots in spring. In zones 6a and below it is safer to keep it in a container moved for winter to a bright, cool room.
Which cultivar to choose for a small garden?
For small gardens the dwarf cultivars 'Firepower' (reaches 50–80 cm, extremely red autumn leaves, practically no berries) and 'Gulf Stream' (up to 90 cm, more subdued colour) are most often recommended. Both require no pruning, form compact, rounded clumps and work well in modern, minimalist compositions. 'Firepower' has an added advantage — practically no toxic berries, which can matter in gardens with children or pets.
Sources
- Plants of the World Online (POWO)Database (GBIF, POWO…)
- RHS — Nandina domesticaInstitution / botanical garden
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