Identity & taxonomy
- Scientific name
- Strelitzia reginae Banks ex Aiton
- Family
- Strelitziaceae
- Genus
- Strelitzia
- Order
- Zingiberales
- IUCN status
- Least Concern (LC)
- Wikidata
- Q156968
- Strelitzia parvifolia W.T.Aiton
- Heliconia bihai L. (misapplied)
- Crane floweren
- Bird of paradiseen
- Orange bird of paradiseen
- Paradisfågelblommasv
- Paradisfugleblomstno
- Paradisfugleblomstda
- Paratiisilintukukkafi
- Königs-Strelitziede
South Africa (Eastern Cape and KwaZulu-Natal coastal scrub)
How to identify it
Growth habit. Clumping evergreen perennial that emerges as a tight rosette of long-petioled paddle-shaped leaves arranged in a single vertical plane (distichous). The plant slowly produces offshoots from a thick underground rhizome, eventually forming a multi-fan clump 1–1.5 m wide. Each fan has 6–10 leaves and grows from a basal meristem rather than a trunk; there is no true stem above ground. Mature clumps put up flower stalks from the leaf bases — typically 6–10 blooms per fan per year once flowering starts, between late autumn and spring.
Leaves. Long-petioled, oblong-elliptic leathery leaves 30–50 cm long and 10–20 cm wide on rigid petioles up to 1 m long. Leaf blade is grey-green with a slight bluish bloom and prominent parallel veins; the midrib is lighter and slightly raised on the underside. Unlike the closely-related Strelitzia nicolai, leaves do NOT split into ribbons along the veins under normal conditions — splitting is rare and indicates very strong wind exposure. Leaves emerge tightly rolled (convolute vernation) from the base of the fan and unfurl over 1–2 weeks.
Flowers. The signature inflorescence: a horizontal boat-shaped spathe 15–20 cm long, green flushed purple-red along the keel, holding 4–6 successive flowers that open one or two at a time over several weeks. Each flower has three bright-orange free sepals (the 'crest') and three deep blue petals fused into an arrow-shaped 'tongue' (the perch where sunbird pollinators stand in the wild). When a bird lands, the tongue opens and dusts pollen onto its feet. The contrast of orange and blue against grey-green foliage is the strongest visual identifier of the species.
- Compact 1.2–1.8 m fan-shaped clump — much smaller than 6 m S. nicolai.
- Leaves rarely split into ribbons; stay intact paddle shape.
- Flowers ORANGE sepals and BLUE petals — unmistakable.
- Spathe is green flushed reddish-purple, not green-only.
- No above-ground trunk; leaves emerge directly from a basal rhizome.
Commonly confused with
Giant white bird of paradise
Giant 4–6 m plant with a clear above-ground woody trunk. Leaves split into ribbons readily. Flowers are WHITE-and-blue, not orange-and-blue, and the spathe is purple-black, not green. If your bird-of-paradise reaches the ceiling and grows a trunk, it's nicolai, not reginae.
Rush-leaved bird of paradise
A reginae variant (some sources treat as a separate species) with no leaf blade — petioles end in a thin point, giving the plant a 'reed' silhouette. Same orange-and-blue flowers. Far less common in cultivation.
Parrot's beak heliconia
Often mistaken from a distance because of the beak-shaped bracts. Heliconia leaves are softer, banana-like, and the inflorescence is upright with multiple beaks rather than the single horizontal crane-head of Strelitzia. Heliconia also wants warm humid greenhouse conditions, unlike Strelitzia which tolerates dry rooms.
Care
Light
Brightest possible — 4+ hours of direct sun for blooms.
Strelitzia reginae is a sun-worshipper from open South African coastal scrub. Indoors it needs an unobstructed south or southwest window — anything dimmer keeps it alive but it will never bloom. A summer outside on a sunny balcony dramatically improves bloom chances the following year. Acclimatise gradually if moving from indoors to direct sun to avoid leaf scorch. North-only windows are not workable for this species.
Seasonal: Nordic latitudes above 55°N: the dim October–March stretch effectively pauses photosynthesis. Many growers move plants to full-sun balconies June–September to bank enough light for spring flowering.
Water
When top 3–4 cm dries — typically every 7–14 days.
Strelitzia reginae prefers a dry-then-soak rhythm rather than constant moisture. Water thoroughly until runoff, then let the upper third of the rootball dry before watering again. The thick fleshy roots store water and rot quickly if kept saturated. Established plants tolerate brief drought better than chronic overwatering — in winter a 3-week gap is fine.
Seasonal: Cut frequency by half from October–March if not actively growing.
Soil
Heavy, slightly rich, well-drained loam-based mix.
Two parts John Innes No. 2 or peat-free houseplant mix, one part composted bark, one part coarse perlite or grit. Strelitzia reginae prefers a heavier soil than most aroids — it grows wild in clayey coastal scrub, not rainforest leaf litter. The pot should feel solid, not airy. Heavy ceramic pots help keep tall flowering specimens upright.
Humidity
40–60 %; tolerates 30 % indoor air.
Surprisingly tolerant of dry indoor air for such a tropical-looking plant. Native habitat is open coastal scrub with sea breezes, not rainforest. No misting required; brown leaf tips usually mean fluoride or salt build-up rather than dry air.
Temperature
18–27 °C; damage below 5 °C.
Strelitzia reginae tolerates cooler temperatures than most tropical houseplants and actually flowers more reliably with a winter cool period (10–13 °C nights for 6–8 weeks). Below 5 °C the leaves are damaged; below 0 °C the plant is killed. Avoid drafty cold windows in winter.
Fertilizer
Heavy feeder — half-strength balanced feed every 2 weeks in growing season.
This is one of the few houseplants that genuinely benefits from heavy feeding. Half-strength balanced NPK every 2 weeks April–September, switching to a high-potassium bloom feed (low N, high K) for 6 weeks before expected flowering. Mature established plants in large pots can take a 6-week granular slow-release feed at the start of spring as well. Stop feeding from October–February.
Pruning
Remove spent flower stalks and yellowed outer leaves.
Cut spent flower stalks at the base once the last flower in a spathe has finished. Trim yellowed outer leaves at the petiole base — these are normal as the clump grows and replaces older fans. Do not cut into healthy green leaves; the plant cannot 'bush out' from cuts the way a vine can.
Repotting
Every 2–3 years OR only when crown lifts visibly above pot rim.
Strelitzia reginae actively flowers better when slightly pot-bound, so resist the urge to repot annually. Repot only when roots circle the pot tightly or the crown lifts the soil mass above the rim. Move up by ONE pot size — going too big delays flowering by years. Spring is the best time, just as new growth resumes. Top-dress with fresh compost annually instead of repotting in non-repot years.
Division of the rhizome
moderate~Immediate — divisions carry roots and leavesAt repotting time, slice through the rhizome with a sharp knife to separate fans, ensuring each division has at least 2–3 leaves and a healthy section of root. Each division is treated like a fresh plant: large pot, free-draining soil, partial shade for 3–4 weeks. Divisions sulk for 6–12 months and may take 2–3 years to flower, but this is the only reliable method indoors.
Seed propagation
difficult~Germination 1–2 months; flowering 4–7 years from seedSoak fresh seeds 24 hours, scarify the hard seed coat lightly with sandpaper, and sow at 25 °C in a free-draining mix. Germination is erratic over 1–6 months. Seedlings grow slowly and flowering takes 4–7 years even under ideal conditions. Most home growers find this too slow to be worthwhile but it's the only route to large numbers.
Common problems
Plant never flowers
Symptom
Healthy foliage but no flower stalks year after year.
Cause
By far the most common Strelitzia reginae complaint. Three usual causes: (1) plant is too young — flowering needs 4–7 years from seed. (2) Light too low — needs direct sun. (3) Plant is too pampered — over-potting and over-feeding with high-N fertiliser produce big leaves and no blooms.
Fix
Move to brightest possible spot with 4+ hours direct sun. Keep slightly pot-bound (resist repotting). Switch to high-potassium bloom feed 6 weeks before expected flowering season. Give a cool winter rest at 10–13 °C if possible. Patience: a young plant simply needs more years.
Leaves brown along edges
Symptom
Brown crisp margins and tips on older leaves; rest of leaf still green.
Cause
Fluoride or salt build-up in soil from tap water, or chronic underwatering combined with low humidity.
Fix
Flush the soil thoroughly with rainwater or distilled water — pour 3× the pot volume through. Switch to rainwater or filtered water if possible. Trim brown margins with sharp scissors following the natural leaf curve.
Yellow leaves with mushy bases
Symptom
Lower leaves yellow rapidly; petiole base feels soft and pulls away easily.
Cause
Root rot from waterlogged soil — a frequent killer of Strelitzia reginae kept on a 'tropical plant' watering schedule.
Fix
Unpot, cut away black or mushy roots and crown sections, dust with cinnamon or sulphur, repot in fresh free-draining mix, and water sparingly until recovery. If more than 50 % of the rhizome is rotted, take healthy fans as divisions and discard the rest.
Leaves split into ribbons
Symptom
Leaves develop deep splits between veins, similar to a banana plant.
Cause
Strong wind exposure (outdoors), or — rarely — fan blowing directly on the plant indoors.
Fix
Move out of direct airflow. New leaves emerge intact; existing splits do not heal but are cosmetic only.
Flower bud fails to open
Symptom
A spathe forms but never produces visible flowers, or shrivels half-open.
Cause
Cold draught, sudden temperature drop, or major change in humidity/light during bud development.
Fix
Keep the plant in stable conditions during bud development (typically 6–8 weeks). Avoid moving it once buds appear. The next bud usually opens correctly.
- Scale insects on leaf undersides
- Mealybugs at leaf bases
- Spider mites in dry winter air
- Root rot from overwatering
- Leaf-tip browning from fluoride/salt build-up
Toxicity & safety
Mouth and throat irritation, nausea, mild GI upset if seeds or flower parts are chewed. Calcium oxalate crystals plus minor alkaloids; rarely serious in adults but unpleasant.
Mechanism: Calcium oxalate crystals; tannins in seed coat
Strelitzia reginae — North Carolina Extension Gardener Plant ToolboxASPCA classifies bird of paradise (Strelitzia reginae) as toxic to cats. Symptoms include mild nausea, vomiting, drowsiness, and incoordination. Mild and self-limiting in most cases but veterinary attention advised for any seed or flower ingestion.
Bird of Paradise (Strelitzia reginae) — ASPCA Toxic and Non-Toxic PlantsASPCA classifies bird of paradise as toxic to dogs. Symptoms similar to cats: nausea, vomiting, drowsiness, occasional GI distress. Seeds carry the highest concentration of irritant compounds.
Bird of Paradise (Strelitzia reginae) — ASPCA Toxic and Non-Toxic PlantsWhy getting a Strelitzia reginae to bloom indoors is hard
Most Strelitzia reginae sold as houseplants never flower. Big-box garden centres often label the smaller, easier-to-bloom reginae alongside the giant nicolai (which almost never flowers as a houseplant), and buyers leave with hopeful expectations that aren't grounded in the species' actual requirements. The single biggest reason for indoor non-bloom is light: this is a full-sun coastal-scrub plant, not a rainforest understorey species, and the 5,000–10,000 lux that satisfies most aroid foliage isn't even close to what reginae needs to set buds.
The second factor is age. Strelitzia reginae from seed takes 4–7 years to first flower, sometimes longer indoors. Many garden-centre plants are 1–3 years old when sold, so the timeline matters: a bright south window plus 3 more years of patience often turns a frustrated owner into a flowering one without anything else changing.
The third factor — and the one most growers fight against rather than work with — is that Strelitzia reginae blooms BETTER when slightly pot-bound, when fed less nitrogen and more potassium, and when given a cool winter rest. The instinct to repot eagerly, feed generously, and keep warm year-round actively suppresses flowering. The plant interprets pampered conditions as 'no need to invest in reproduction'.
If you have a south or southwest window, can keep the plant pot-bound for years, and have access to a balcony or garden for summer light — Strelitzia reginae is rewarding. If you're in a north-only flat at 60°N latitude with central heating year-round, accept the foliage and move on; this is not the species for that environment.
Strelitzia reginae vs Strelitzia nicolai: which one do I have?
These two species are by far the most-confused 'bird of paradise' plants in cultivation, and the confusion is amplified by garden centres that label both simply as 'Strelitzia' or 'bird of paradise'. They are very different plants in size and indoor behaviour.
Strelitzia reginae is the smaller plant: 1.2–1.8 m indoors, with a basal clumping habit and no above-ground trunk. Leaves stay intact and paddle-shaped. Flowers are orange-and-blue. It is the species that actually flowers as a houseplant given enough light. This is what people typically picture when they hear 'bird of paradise'.
Strelitzia nicolai is the giant: 4–6 m possible indoors, with a clear above-ground woody trunk that extends 1–3 m before any leaves. Leaves split readily into long ribbons. Flowers are white-and-blue (when they appear, which they almost never do indoors). This species is grown as a foliage architectural specimen, not for blooms. If your 'bird of paradise' is taller than you, has a trunk, and the leaves look like a tall banana plant, it is nicolai — and it is highly unlikely to flower indoors no matter what you do.
There is also a less-common third candidate, Strelitzia juncea, which has the same orange-and-blue flowers as reginae but no leaf blade at all — just thin upright reed-like petioles ending in a point. If you see a 'bird of paradise' that looks like a clump of green chopsticks, that's juncea.
Strelitzia reginae was named in 1773 in honour of Queen Charlotte of Mecklenburg-Strelitz, wife of King George III, who was a passionate amateur botanist and patron of Kew Gardens. The species had just been introduced from the Cape Colony, and Joseph Banks named it 'reginae' (of the queen) in her honour. The crane flower is also the official flower of the City of Los Angeles and appears on the country flag of pre-1994 transitional South Africa.
Frequently asked · 5
Is the orange bird of paradise (Strelitzia reginae) toxic to cats and dogs?+
Yes — mildly. ASPCA classifies Strelitzia reginae as toxic to both cats and dogs. Seeds carry the highest concentration of irritants. Symptoms include nausea, vomiting, drowsiness, and incoordination. Severity is usually mild and self-limiting but vet attention is advised for any seed or flower ingestion.
Why won't my bird of paradise flower?+
Most often: not enough light. Strelitzia reginae needs an unobstructed south window with 4+ hours of direct sun to set buds. Other common reasons: plant is too young (4–7 years from seed before first bloom), pot is too big (it flowers better slightly pot-bound), or fertiliser is too nitrogen-heavy. A summer outdoors in full sun dramatically improves bloom chances the following year.
Does the bird of paradise need a giant pot?+
No — the opposite. Strelitzia reginae blooms more reliably when slightly pot-bound. Move up by ONE pot size only when the rhizome lifts the soil above the pot rim, and resist repotting otherwise. Top-dress with fresh compost annually instead. Over-potting is one of the most common reasons indoor reginae never flowers.
How long does a Strelitzia reginae flower last?+
Each individual flower lasts about 4–7 days, but the spathe contains 4–6 successive flowers that emerge one or two at a time, so a single inflorescence stays attractive for 4–6 weeks. Cut for vase use, stems hold for 1–2 weeks — longer than almost any other tropical flower, which is why it is a major commercial cut flower.
Is bird of paradise a banana plant?+
No, but close cousins. Strelitzia reginae is in the family Strelitziaceae, which sits next to Musaceae (banana family) and Heliconiaceae (heliconias) in the order Zingiberales. The leaf shape, parallel veins, and basal growth habit reflect that shared ancestry. Strelitzia does not produce banana-like fruit; the seeds emerge from a green capsule with a tuft of bright orange aril.