गुलमोहर — India का most spectacular summer tree (April-July)। Bare branches पर पूरा पेड़ = orange-red आग। Edible flowers। N-fixing। Madagascar से introduced। CAUTION: brittle branches, aggressive roots — structures से 8-10m।
Gulmohar (Delonix regia) — Gulmohar / Flame Tree / Royal Poinciana / Krishnachura — is widely considered one of the most spectacular flowering trees in the world and is unquestionably one of India's most beloved ornamental trees. When Gulmohar blooms from April to July, it covers itself so completely with brilliant scarlet-orange flowers that not a single leaf is visible — the entire tree becomes a solid mass of fire-red color against the blue summer sky. This extraordinary display — a large tree (15-18 metres) completely covered in vivid orange-red flowers — earns it the titles "Flame Tree" and "Flamboyant Tree." Introduced to India from Madagascar during the British era, Gulmohar has naturalized so completely that most Indians consider it a native tree. It is planted on virtually every avenue, school, hospital, and public space in tropical India. Beyond its ornamental value, Gulmohar has significant practical applications — the wood is used for fuel and light construction, the seed pods have traditional medicinal applications, the flowers are edible and used in salads and traditional medicine, and the tree is a nitrogen-fixing legume that improves soil quality. The fallen flowers create a spectacular carpet of orange-red under the tree — one of India's most beautiful natural seasonal displays.
Gulmohar (Delonix regia) — गुलमोहर / Flame Tree / Royal Poinciana — दुनिया के most spectacular flowering trees में। April से July में — पूरा पेड़ brilliant scarlet-orange फूलों से ढक जाता है — एक पत्ता भी नहीं दिखता। पूरा पेड़ fire-red color का solid mass — "Flame Tree" नाम इसीलिए। Madagascar से British era में India आया — लेकिन अब इतना naturalized कि अधिकतर Indians native समझते हैं। हर avenue, school, hospital में। N-fixing legume — soil improve। Flowers edible। गिरे फूलों की orange-red चादर — India के most beautiful seasonal displays में।
🌸 Overview & Quick Facts / परिचय और मुख्य तथ्य
| 🔬 Scientific Name | Delonix regia — Family: Fabaceae (N-fixing legume) |
| 📏 Height / ऊंचाई | 8–18 metres | Very wide spreading canopy — excellent shade / Very wide spreading canopy |
| ⏳ Lifespan / आयु | 50–150 years / 50-150 वर्ष |
| 📈 Growth Rate / वृद्धि दर | Fast — 3–5 ft/year when young / तेज़ — 3-5 फुट/वर्ष |
| 🌸 Flowers / फूल | April–July — SPECTACULAR scarlet-orange full cover. Edible! / April-July — SPECTACULAR scarlet-orange full cover। Edible! |
| 🌡️ Climate / जलवायु | Tropical to subtropical. 20–40°C. Drought tolerant once established. Pan-India below 900m. |
| ⚖️ Legal Status / कानूनी | Not protected. Freely planted. NOT native — introduced from Madagascar. Some municipalities regulate on roadsides. |
| 💰 Value / मूल्य | Primarily ornamental + shade. Flowers edible. Pods: Rs.5-10/kg fodder. Wood: Rs.200-400/cubic ft fuelwood. |
🌿 Parts & Their Uses — हर अंग का उपयोग
Flowers / फूल (Primary Value)
Brilliant scarlet-orange, 5 petals (one white/yellow streaked). Edible — mild flavor, slightly sweet. Used in salads, fritters, rice dishes, flower waters. Anti-oxidant research. Traditional: flower extract for fever, anti-inflammatory. Fallen flowers: carpet under tree — collected for natural dye (orange-pink color). Good honey source April-May.
Brilliant scarlet-orange, 5 petals। Edible — mild, slightly sweet। Salads, fritters, rice dishes। Anti-oxidant research। Traditional: fever, anti-inflammatory। Fallen flowers: natural dye (orange-pink)। Good honey source April-May।
Brilliant scarlet-orange, 5 petals। Edible — mild, slightly sweet। Salads, fritters, rice dishes। Anti-oxidant research। Traditional: fever, anti-inflammatory। Fallen flowers: natural dye (orange-pink)। Good honey source April-May।
Seed Pods / फलियां
Long flat woody pods (30-60cm) — very distinctive. Seeds inside: contain tannins and alkaloids. Traditional: seed decoction for fever, malaria in Madagascar (origin). India: seeds eaten by cattle/goats — fodder. Pod extract: anti-bacterial research. Pods also used as percussion instruments in traditional music (rattling sound). Market: pods Rs.5-10/kg fodder.
Long flat woody pods (30-60cm) — very distinctive। Seeds: tannins और alkaloids। Traditional: fever, malaria treatment (Madagascar origin)। India: cattle/goat fodder। Pod extract: anti-bacterial। Traditional music में percussion। Market: Rs.5-10/kg fodder।
Long flat woody pods (30-60cm) — very distinctive। Seeds: tannins और alkaloids। Traditional: fever, malaria treatment (Madagascar origin)। India: cattle/goat fodder। Pod extract: anti-bacterial। Traditional music में percussion। Market: Rs.5-10/kg fodder।
Leaves / पत्ते
Bipinnate feathery leaves — beautiful texture. Shed in dry season (deciduous). Excellent cattle fodder — high protein, good palatability. Leaf litter: N-rich green manure (legume family). Young leaves: occasionally used in tribal cooking. Leaf extract: mild anti-inflammatory research.
Bipinnate feathery leaves — beautiful texture। Dry season में shed (deciduous)। Excellent cattle fodder — high protein। Leaf litter: N-rich green manure। Young leaves: tribal cooking। Anti-inflammatory research।
Bipinnate feathery leaves — beautiful texture। Dry season में shed (deciduous)। Excellent cattle fodder — high protein। Leaf litter: N-rich green manure। Young leaves: tribal cooking। Anti-inflammatory research।
Bark / छाल
Bark decoction: anti-malarial, anti-pyretic (Madagascar traditional use adopted in India). Bark contains flavonoids, tannins. Applied to wounds as astringent. Anti-microbial activity in research. Not commercially traded for bark separately — wood more valuable. Traditional: bark tea for digestive complaints.
Bark decoction: anti-malarial, anti-pyretic (Madagascar traditional)। Flavonoids, tannins। Wounds पर astringent। Anti-microbial research। Separately traded नहीं। Traditional: digestive complaints।
Bark decoction: anti-malarial, anti-pyretic (Madagascar traditional)। Flavonoids, tannins। Wounds पर astringent। Anti-microbial research। Separately traded नहीं। Traditional: digestive complaints।
Shade & N-Fixation / छाया और नाइट्रोजन
Wide spreading canopy — excellent summer shade (10°C cooler under tree). N-fixing legume: root bacteria fix nitrogen — improves soil. Important urban heat island mitigation tree. One of best avenue trees for hot Indian cities. Canopy spread: 15-20 metres wide — one tree shades large area.
Wide canopy — excellent summer shade (10°C cooler)। N-fixing legume: root bacteria। Urban heat island mitigation। Hot Indian cities के लिए best avenue trees में। Canopy spread: 15-20 metres — एक पेड़ बड़ा area shade।
Wide canopy — excellent summer shade (10°C cooler)। N-fixing legume: root bacteria। Urban heat island mitigation। Hot Indian cities के लिए best avenue trees में। Canopy spread: 15-20 metres — एक पेड़ बड़ा area shade।
Wood / लकड़ी
Wood: light, soft, not durable for construction. Primary use: fuelwood (good calorific value), charcoal. Some use for light boxes, packaging. NOT commercial construction timber. Market: Rs.200-400/cubic foot fuelwood. Roots: can be aggressive near structures — plant 8-10m away from buildings and pipes.
लकड़ी: light, soft, construction के लिए durable नहीं। Fuelwood (good calorific), charcoal। Light boxes, packaging। NOT commercial timber। Market: Rs.200-400/cubic ft fuelwood। Roots: structures के पास aggressive — 8-10m दूर plant।
लकड़ी: light, soft, construction के लिए durable नहीं। Fuelwood (good calorific), charcoal। Light boxes, packaging। NOT commercial timber। Market: Rs.200-400/cubic ft fuelwood। Roots: structures के पास aggressive — 8-10m दूर plant।
🌍 Spectacle, Shade & Urban Ecology / दृश्य, छाया और शहरी पारिस्थितिकी
⚡ Key Facts / मुख्य तथ्य
🔥 Flame Tree
April-July full flower cover — entire tree orange-red. No leaves visible. Most spectacular Indian tree display.
April-July full flower — पूरा पेड़ orange-red। पत्ता नहीं दिखता। India का most spectacular display।
🌍 Not Native
Introduced from Madagascar — but naturalized 150+ years. Now inseparable from Indian urban landscape.
Madagascar से introduced — लेकिन 150+ years naturalized। अब Indian urban landscape से inseparable।
🏙️ Urban Cooling
Wide canopy 15-20m — 10°C cooler underneath. Critical urban heat island mitigation in tropical cities.
Wide canopy 15-20m — नीचे 10°C cooler। Tropical cities में urban heat island mitigation critical।
🌿 N-Fixing
Legume — N-fixing root bacteria improve soil wherever planted.
Legume — N-fixing root bacteria soil improve।
🍽️ Edible Flowers
Flowers edible — salads, fritters, rice. Anti-oxidant research confirmed.
Flowers edible — salads, fritters, rice। Anti-oxidant confirmed।
📅 Summer Bloomer
Blooms April-July — peak Indian summer when other trees are green/dull. Maximum visual impact timing.
April-July bloom — peak Indian summer। Other trees green/dull — maximum visual impact।
🌱 Growing Guide / गुलमोहर कैसे उगाएं
| Parameter | English | Hindi / हिंदी |
|---|---|---|
| 🌱 Propagation | Seeds from dry pods (very easy, 90%+ success). Nick seed coat or soak 24 hours. Germination 7-14 days. Also stem cuttings. | Dry pods से बीज (90%+ success)। Seed coat nick करें या 24 hours soak। 7-14 दिन germination। Stem cuttings भी। |
| 🪴 Soil | Well-draining any soil. pH 6.0–8.0. Drought tolerant once established. Avoid waterlogged — roots rot quickly. | Well-draining any soil। pH 6.0-8.0। Drought tolerant। Waterlogged avoid — roots rot। |
| ☀️ Sunlight | Full sun essential — minimum 6 hours. Shade reduces flowering significantly. Open location best. | Full sun essential — minimum 6 hours। Shade flowering significantly reduce। Open location best। |
| 📏 Spacing | Minimum 8-10m from structures — roots aggressive, canopy wide. Avenue: 10-12m apart. | Structures से minimum 8-10m — roots aggressive, canopy wide। Avenue: 10-12m apart। |
| 🌸 First flowering | Year 3-5 from seed. Year 2-3 from cutting. Peak flowering after Year 7-8 when canopy fully developed. | Seed से Year 3-5। Cutting से Year 2-3। Peak Year 7-8 — canopy fully developed। |
| 💡 Flowering tips | Slight water stress in February-March (reduce irrigation) before bloom season triggers heavier flowering. Full sun mandatory. | February-March में slight water stress (irrigation कम) — bloom season से पहले heavier flowering। Full sun mandatory। |
💰 Value & Legal Status / मूल्य और कानूनी स्थिति
| Product / उत्पाद | Value / मूल्य | Legal / कानूनी |
|---|---|---|
| 🌸 Flowers (edible/dye) | Primarily home use — no significant commercial market | Freely collected from own trees / freely |
| 🫘 Pods / फलियां | Rs.5–10/kg cattle fodder / cattle fodder | Freely traded / freely |
| 🪵 Fuelwood / ईंधन | Rs.200–400/cubic foot / cubic foot | Own trees: freely. Municipality permission for roadside trees. |
| 🌳 Ornamental value | Landscaping Rs.500-2,000/tree nursery | Carbon credit potential | Freely planted on private land / freely |
❓ Frequently Asked Questions / अक्सर पूछे जाने वाले सवाल
Gulmohar spectacle — botanical explanation: Three factors combine for maximum visual impact. (1) Leafless blooming: Gulmohar sheds all leaves before peak bloom — when flowers open, there is no green foliage to dilute the color. The entire visible canopy is pure orange-red. No other common Indian tree blooms so completely on bare branches. (2) Flower density: thousands of 8-10cm flowers cover every branch tip — density is extraordinary. Each flower has 4 orange-red petals + 1 white/yellow standard petal. The contrast pattern on that 5th petal adds visual complexity. (3) Timing: April-June is India's hottest, driest, most visually dull season — most trees are green and unspectacular. Against this monotonous backdrop, a Gulmohar in full bloom stands out dramatically. The blue summer sky intensifies the orange-red contrast. Botanical mechanism: Gulmohar flowers are triggered by increasing day length (long days) combined with a dry period before monsoon — the precise conditions of April-May in India. This phenological trigger ensures maximum flower production just before monsoon rains — timing pollination when insects are most active. After monsoon: leaves flush, pods develop — the red carpet phase is over. Duration: full bloom lasts 6-8 weeks per tree. Individual flowers last 4-7 days. The tree continuously produces new flowers over the season.
Gulmohar spectacle: (1) Leafless blooming: peak bloom से पहले सब leaves shed — pure orange-red canopy, green नहीं। कोई अन्य common Indian tree ऐसे bare branches पर bloom नहीं। (2) Flower density: thousands of 8-10cm flowers — extraordinary density। 4 orange-red + 1 white/yellow standard। (3) Timing: April-June India का driest, dullest season। Blue summer sky orange-red contrast intensify करता है। Botanical: increasing day length + dry period = trigger। April-May India में perfect conditions। Duration: 6-8 weeks full bloom।
Gulmohar spectacle: (1) Leafless blooming: peak bloom से पहले सब leaves shed — pure orange-red canopy, green नहीं। कोई अन्य common Indian tree ऐसे bare branches पर bloom नहीं। (2) Flower density: thousands of 8-10cm flowers — extraordinary density। 4 orange-red + 1 white/yellow standard। (3) Timing: April-June India का driest, dullest season। Blue summer sky orange-red contrast intensify करता है। Botanical: increasing day length + dry period = trigger। April-May India में perfect conditions। Duration: 6-8 weeks full bloom।
Gulmohar at home — yes, with conditions: Suitable: large gardens (needs 15×15m space at maturity), farmhouses, schools, public parks, large compounds. NOT suitable: small urban plots, near buildings, near underground pipes, small balconies. Reasons for caution: (1) Canopy width: 15-20m at maturity — needs huge open space. (2) Root system: aggressive, surface-running roots that lift pavements, damage foundations. Plant minimum 8-10m from any structure. (3) Brittle branches: Gulmohar is notorious for branch breakage in storms — heavy branches fall without warning. Never plant near children's play areas or parking. (4) Seasonal leaf litter: dense bipinnate leaves shed create significant maintenance work. Benefits: spectacular seasonal display, excellent shade, N-fixing. Pot growing: NOT recommended for long-term pot growing — tree is too large and roots too aggressive. Can be grown in pot for 2-3 years as decorative, then must transplant to ground. Best location: center of large lawn, farm boundary (8-10m from anything), open park, school/college ground center. Pruning: remove dead branches regularly — reduces storm breakage risk. Never top-prune (removing main trunk top) — creates ugly branching and makes tree more vulnerable to storms. Crown thin pruning by certified arborist is recommended for large urban specimens.
Gulmohar home: Suitable: large gardens (15×15m needed), farmhouses, schools, parks। NOT: small urban plots, buildings के पास, small balconies। Caution: (1) Canopy 15-20m — huge open space। (2) Aggressive surface roots — foundations, pavements damage। 8-10m minimum। (3) Brittle branches — storm में breakage। Children's play areas के पास नहीं। (4) Seasonal leaf litter — maintenance। Benefits: spectacular, shade, N-fixing। Pot: 2-3 years only। Best location: large lawn center, farm boundary, open park। Pruning: dead branches remove — storm risk reduce।
Gulmohar home: Suitable: large gardens (15×15m needed), farmhouses, schools, parks। NOT: small urban plots, buildings के पास, small balconies। Caution: (1) Canopy 15-20m — huge open space। (2) Aggressive surface roots — foundations, pavements damage। 8-10m minimum। (3) Brittle branches — storm में breakage। Children's play areas के पास नहीं। (4) Seasonal leaf litter — maintenance। Benefits: spectacular, shade, N-fixing। Pot: 2-3 years only। Best location: large lawn center, farm boundary, open park। Pruning: dead branches remove — storm risk reduce।
Gulmohar flowers — edible uses: The 5 petals of Gulmohar are edible — mild, slightly sweet flavor with a very faint floral note. The white/yellow standard petal is slightly different in texture. Freshly fallen or freshly picked flowers are best. Do not use flowers from trees sprayed with pesticides (common on urban avenue trees). Uses: (1) Salad addition: fresh petals add color and mild flavor to green salads — purely decorative-nutritional. (2) Fritters: whole flower dipped in light besan batter (add salt, minimal spice to preserve flower flavor) — deep fry briefly. Delicate seasonal snack popular in South India. (3) Flower water: steep fresh petals in cold water overnight — mildly fragrant, slightly orange-tinted floral water. Drink as cooling summer beverage. (4) Rice/biryani garnish: scatter fresh petals on served rice — orange color contrast beautiful, edible. (5) Natural orange dye: boil fallen flowers in water with small amount of alum mordant — orange-pink dye for cotton fabrics. Good for Holi natural color. Nutritional: flowers contain anti-oxidant flavonoids (kaempferol, quercetin) — health benefit from consumption. Not nutritionally dense — primarily culinary/medicinal use. Caution: collect only from trees you know are not sprayed. Wash thoroughly before eating. Some people may have pollen allergy — test small amount first. Do not consume large quantities — medicinal doses only for decoction use.
Gulmohar flowers edible: 5 petals — mild, slightly sweet। Freshly fallen या picked best। Pesticide-sprayed urban trees से नहीं। Uses: (1) Salad: petals color + mild flavor। (2) Fritters: besan batter में dip, fry। South India में popular। (3) Flower water: cold water में overnight steep — cooling summer drink। (4) Rice/biryani garnish। (5) Natural orange dye: alum mordant के साथ boil। Nutritional: anti-oxidant flavonoids। Caution: pesticide-free trees only। Wash thoroughly। Pollen allergy — test first।
Gulmohar flowers edible: 5 petals — mild, slightly sweet। Freshly fallen या picked best। Pesticide-sprayed urban trees से नहीं। Uses: (1) Salad: petals color + mild flavor। (2) Fritters: besan batter में dip, fry। South India में popular। (3) Flower water: cold water में overnight steep — cooling summer drink। (4) Rice/biryani garnish। (5) Natural orange dye: alum mordant के साथ boil। Nutritional: anti-oxidant flavonoids। Caution: pesticide-free trees only। Wash thoroughly। Pollen allergy — test first।
Gulmohar identification — impossible to miss in season, distinctive year-round: In bloom (April-July): completely unmistakable — no other common Indian tree has this combination of leafless bare branches covered in brilliant scarlet-orange flowers. If you see a tree that looks like it's on fire in summer — it's Gulmohar. Out of bloom: Leaves: bi-pinnate (twice compound), very fine feathery appearance. Each leaf 30-50cm with 12-20 pairs of pinnae, each pinna with 15-25 pairs of tiny leaflets. Overall appearance: soft, fern-like, light green. Pods: the most distinctive year-round feature — flat, woody, sword-shaped pods 30-60cm long hanging on the tree. Dark brown when dry, with visible seed outlines inside. They hang on the tree for months. Bark: smooth to slightly rough, grey-brown, often with horizontal lenticels. Trunk often fluted at base. Canopy form: wide spreading horizontal branches — umbrella or vase shape. Branches often droop at ends. Similar trees: Peltophorum pterocarpum (Copper Pod/Yellow Gulmohar): same family, similar pods and leaf structure, but YELLOW flowers (not orange-red). Easily distinguished by flower color. Cassia fistula (Amaltas): completely different flowers (yellow cascading), different pods (cylindrical). Simple identification: Summer in India — tree completely orange-red = Gulmohar. Year-round — large flat sword pods hanging + fine feathery bipinnate leaves = Gulmohar.
Gulmohar identification: In bloom: completely unmistakable — leafless bare branches, brilliant scarlet-orange। अगर summer में tree "fire on fire" दिखे = Gulmohar। Out of bloom: Leaves: bi-pinnate, fern-like, 30-50cm। Pods: most distinctive year-round — flat, woody, sword-shaped, 30-60cm। Dark brown dry, months तक hang। Bark: smooth, grey-brown, horizontal lenticels। Canopy: wide spreading horizontal — umbrella shape। Similar: Copper Pod (Peltophorum) — same structure, YELLOW flowers। Amaltas (Cassia) — completely different। Simple: Summer orange-red = Gulmohar। Year-round — large flat sword pods + fine feathery leaves = Gulmohar।
Gulmohar identification: In bloom: completely unmistakable — leafless bare branches, brilliant scarlet-orange। अगर summer में tree "fire on fire" दिखे = Gulmohar। Out of bloom: Leaves: bi-pinnate, fern-like, 30-50cm। Pods: most distinctive year-round — flat, woody, sword-shaped, 30-60cm। Dark brown dry, months तक hang। Bark: smooth, grey-brown, horizontal lenticels। Canopy: wide spreading horizontal — umbrella shape। Similar: Copper Pod (Peltophorum) — same structure, YELLOW flowers। Amaltas (Cassia) — completely different। Simple: Summer orange-red = Gulmohar। Year-round — large flat sword pods + fine feathery leaves = Gulmohar।
Gulmohar as avenue tree — pros, cons and best practices: Why ideal: (1) Canopy spread: 15-20m wide — one tree shades a 15m road section from both sides when planted on both sides. (2) Summer shade: blooms and leafs out April-June — maximum shade during hottest months when pedestrians and vehicles need it most. (3) N-fixing: improves road soil. (4) Visual identity: cities with Gulmohar-lined avenues create distinctive seasonal character — Pune, Bengaluru, Chandigarh known for Gulmohar avenues. (5) Low direct maintenance: once established, self-sustaining with rainfall. Challenges: (1) Brittle branches: branches break in storms — falling on parked cars, pedestrians is a real documented hazard. Requires regular professional pruning in storm-prone areas. (2) Root damage: surface roots lift footpath tiles and road edges — maintenance cost. (3) Invasive in some ecosystems: outside India, Gulmohar is listed as invasive species in Pacific islands, South Africa, Australia. In India it does not show invasive behavior in most ecosystems. (4) Fruit pods: large woody pods falling on cars cause damage — cleaning required under urban trees. Best avenue practices: plant 3m from road edge (not right at curb — root space needed). Regular arborist inspection for dead branches. Plant only on wide roads/avenues with soil space. Never top-prune. Urban forestry recommendation: in new planned cities, plant in medians and large setbacks — allow natural form, regular inspection. For existing Gulmohar-lined avenues: maintain with care, don't remove — they are irreplaceable urban ecological assets.
Gulmohar avenue tree: Why ideal: (1) Canopy 15-20m — 15m road section shade। (2) April-June summer bloom + shade — hottest months में maximum। (3) N-fixing। (4) Visual identity: Pune, Bengaluru, Chandigarh Gulmohar avenues famous। (5) Low maintenance। Challenges: (1) Brittle branches — storm में fall। Regular professional pruning। (2) Root damage: footpath tiles, road edges lift। (3) Pacific islands, South Africa, Australia में invasive — India में नहीं। (4) Large pods falling — car damage। Best practices: 3m road edge से। Regular arborist inspection। Wide roads + soil space। Never top-prune। Urban forestry: medians और large setbacks में। Existing avenues: maintain, remove मत — irreplaceable।
Gulmohar avenue tree: Why ideal: (1) Canopy 15-20m — 15m road section shade। (2) April-June summer bloom + shade — hottest months में maximum। (3) N-fixing। (4) Visual identity: Pune, Bengaluru, Chandigarh Gulmohar avenues famous। (5) Low maintenance। Challenges: (1) Brittle branches — storm में fall। Regular professional pruning। (2) Root damage: footpath tiles, road edges lift। (3) Pacific islands, South Africa, Australia में invasive — India में नहीं। (4) Large pods falling — car damage। Best practices: 3m road edge से। Regular arborist inspection। Wide roads + soil space। Never top-prune। Urban forestry: medians और large setbacks में। Existing avenues: maintain, remove मत — irreplaceable।