Amaltas Golden Shower Yellow Flowers India Cassia fistula — PlantCare
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Amaltas / Golden Shower / Indian Laburnum अमलतास / गरमाला / बहावा

Cassia fistula Family: Fabaceae

Amaltas / Golden Shower — India's native yellow cascade (April-June). Thailand's National Tree! Pod pulp = Aragvadha (Ayurvedic laxative, 2,000 yr). Anti-fungal confirmed. Fragrant honey. Better urban tree than Gulmohar (native, less brittle).

📏 10–20 metres ⏳ 100–200+ years 📈 Moderate — 1.5–2.5 ft/year 📍 Pan-India below 1,200m — truly native unlike Gulmohar ⚠️ Not protected. NMPB promotes Ayurvedic cultivation. Freely planted. 💰 Rs.600–1,000/cubic foot
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Amaltas Golden Shower Native INDIA Thailand National Tree Yellow Cascade April-June Aragvadha Laxative 2000yr Anti-Fungal Confirmed Honey Fragrant

अमलतास — India का native yellow cascade (April-June)। Thailand का National Tree! Pod pulp = Aragvadha (Ayurvedic laxative, 2,000 yr)। Anti-fungal confirmed। Fragrant honey। Gulmohar से better urban tree (native, less brittle)।

Amaltas (Cassia fistula) — Amaltas / Golden Shower / Indian Laburnum / Bahawa — is India's most celebrated yellow flowering tree and one of the most medicinally important trees in Ayurveda. The tree produces extraordinary cascading clusters of bright yellow flowers (April-June) that hang like golden curtains — giving it the name "Golden Shower." The visual effect of a mature Amaltas in full bloom — completely covered in hanging yellow flower clusters, each 30-40cm long — is one of India's most breathtaking natural spectacles. Amaltas is also the National Tree of Thailand (called Ratchaphruek) and is central to Thailand's culture and flag symbolism. In Ayurveda, Amaltas is classified as one of the most important laxative trees — the pulp inside the long seed pods (30-60cm) contains anthraquinone compounds that act as gentle laxatives, and this pod pulp has been used in Ayurvedic medicine for thousands of years as Aragvadha in classical formulations. The tree is completely non-toxic for this use — unlike some other laxative plants. Modern phytochemical research has also confirmed significant anti-bacterial, anti-fungal, anti-inflammatory and anti-diabetic activity in various parts of the tree, particularly the leaves and bark.

Amaltas (Cassia fistula) — अमलतास / Golden Shower / Indian Laburnum — India का most celebrated yellow flowering tree और Ayurveda में most medicinally important trees में। April-June में cascading bright yellow flower clusters — 30-40cm long hanging like golden curtains — "Golden Shower" नाम। Thailand का National Tree (Ratchaphruek) — Thailand culture और flag में central। Ayurveda में Amaltas = most important laxative trees में। Long seed pods (30-60cm) का pulp — anthraquinone compounds — gentle laxative। Aragvadha classical formulations। Non-toxic। Modern research: anti-bacterial, anti-fungal, anti-inflammatory, anti-diabetic।

🌸 Overview & Quick Facts / परिचय और मुख्य तथ्य

🔬 Scientific NameCassia fistula — Family: Fabaceae
📏 Height / ऊंचाई10–20 metres | Spreading rounded crown / Spreading rounded crown
Lifespan / आयु100–200+ years / 100-200+ वर्ष
📈 Growth Rate / वृद्धि दरModerate — 1.5–2.5 ft/year / मध्यम
🌸 Flowers / फूलApril–June — SPECTACULAR cascading yellow clusters 30-40cm. National Tree Thailand! / April-June — cascading yellow। Thailand National Tree!
🌡️ Climate / जलवायुTropical to subtropical. Drought tolerant. 20–40°C. Pan-India below 1,200m.
⚖️ Legal Status / कानूनीNot protected in India. Freely cultivatable. Important Ayurvedic tree — NMPB promotes cultivation.
💰 Value / मूल्यPod pulp: Rs.30–60/kg Ayurvedic | Bark: Rs.15-25/kg | Seeds: Rs.20-40/kg | Ornamental value high

🌿 Parts & Their Uses — हर अंग का उपयोग

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Pod Pulp / फली का गूदा (Primary Medicinal)
THE most important part. Black sticky pulp inside long pods — contains anthraquinones (sennosides, rhein). Gentle laxative — non-habit forming. Aragvadha in Ayurveda. Traditional: 5-10g pulp + warm water for constipation. AYUSH approved. Also anti-bacterial, anti-fungal. Market: Rs.30-60/kg dried pulp. Available all Ayurvedic stores.

Most important। Black sticky pulp — anthraquinones (sennosides, rhein)। Gentle laxative — non-habit forming। Aragvadha Ayurveda में। Traditional: 5-10g pulp + warm water, constipation। AYUSH approved। Anti-bacterial, anti-fungal। Market: Rs.30-60/kg।
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Flowers / फूल
Bright yellow cascading clusters — primarily ornamental. Edible — mildly sweet. Flower extract: anti-oxidant research. Used in traditional medicine for skin diseases (flower paste applied). Honey source — bees heavily attracted April-June. Flower water: cooling. National symbol of Thailand.

Bright yellow cascading — primarily ornamental। Edible — mildly sweet। Flower extract: anti-oxidant। Skin diseases में paste। Honey source — April-June bees। Flower water: cooling। Thailand का national symbol।
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Bark / छाल
Bark decoction: anti-inflammatory, anti-pyretic, anti-rheumatic. Used in leprosy, skin diseases traditionally. Contains tannins, flavonoids, anthraquinones. Important tanning industry bark. MFP rate: Rs.15-25/kg dried bark. Anti-fungal confirmed. Natural dye: bark gives reddish-brown dye for fabrics.

Bark decoction: anti-inflammatory, anti-pyretic, anti-rheumatic। Leprosy, skin diseases। Tannins, flavonoids। Tanning industry। MFP: Rs.15-25/kg। Anti-fungal confirmed। Natural dye: reddish-brown fabric dye।
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Leaves / पत्ते
Anti-bacterial, anti-fungal leaf extract — confirmed research. Leaf paste: applied to skin infections, ringworm. Young leaves: occasional tribal use as vegetable. Cattle fodder (moderate palatability). Leaf decoction: traditional fever treatment. Leaf litter: good mulch material. Seeds: moderate protein animal feed.

Anti-bacterial, anti-fungal leaf extract — confirmed। Leaf paste: skin infections, ringworm। Young leaves: tribal vegetable। Cattle fodder। Leaf decoction: fever। Leaf litter: mulch। Seeds: animal feed।
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Roots / जड़ें
Root bark: anti-pyretic, anti-inflammatory. Used in tribal medicine for fever and skin diseases. Root extract: anti-diabetic research (glucose-lowering activity confirmed in animal models). Roots not collected commercially — bark and pod pulp primary. Root system: moderate, not highly invasive.

Root bark: anti-pyretic, anti-inflammatory। Fever और skin diseases tribal। Root extract: anti-diabetic research (glucose-lowering animal models)। Commercially collected नहीं — bark और pod pulp primary। Root system: moderate, highly invasive नहीं।
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Wood / लकड़ी
Wood: hard, heavy, dark brown heartwood, durable. Good construction timber — furniture, agricultural implements, railway sleepers historically. Market: Rs.600-1,000/cubic foot. Forest Dept transit permit. NOT as widely available as plantation timber — primarily roadside/park trees harvested when fallen or removed.

लकड़ी: hard, heavy, dark brown heartwood। Construction, furniture, agricultural implements। Market: Rs.600-1,000/cubic foot। FD transit permit। Plantation timber के रूप में widely available नहीं — fallen/removed trees primarily।

🌍 Ayurvedic Laxative & Golden Spectacle / Ayurvedic Laxative और Golden Spectacle

⚡ Key Facts / मुख्य तथ्य
💊 Aragvadha
Classical Ayurvedic laxative — pod pulp anthraquinones. Non-habit forming. Charaka Samhita listed.
Classical Ayurvedic laxative — pod pulp anthraquinones। Non-habit forming। Charaka Samhita listed।
🇹🇭 Thailand National
National Tree and National Flower of Thailand (Ratchaphruek). Central to Thai culture and royal symbol.
Thailand का National Tree और National Flower (Ratchaphruek)। Thai culture और royal symbol।
🌸 Golden Shower
Cascading yellow clusters 30-40cm — India's most spectacular yellow flowering tree display.
Cascading yellow clusters 30-40cm — India का most spectacular yellow flowering display।
🧴 Anti-Fungal
Leaf and bark extract — confirmed anti-fungal against dermatophytes (ringworm, athlete's foot).
Leaf + bark extract — confirmed anti-fungal against dermatophytes (ringworm, athlete's foot)।
🍯 Honey
April-June heavy nectar — bees produce Amaltas honey. Summer honey when many trees not flowering.
April-June heavy nectar — Amaltas honey। Summer honey when many trees not flowering।
🌍 Native
Truly native to Indian subcontinent — pan-India natural distribution unlike Gulmohar (introduced).
Indian subcontinent का truly native — pan-India natural। Gulmohar (introduced) unlike।

🌱 Growing Guide / अमलतास कैसे उगाएं

ParameterEnglishHindi / हिंदी
🌱 PropagationSeeds from dry pods (easy). Hard seed coat — nick or soak 24-48 hours. Germination 7-21 days. Root cuttings also work.Dry pods से बीज। Hard coat — nick या 24-48 hours soak। 7-21 दिन germination। Root cuttings भी।
🪴 SoilWell-draining loam to sandy. pH 6.0–8.5. Good drought tolerance. Avoid waterlogged — sensitive to root rot.Well-draining loam to sandy। pH 6.0-8.5। Good drought tolerance। Waterlogged avoid — root rot sensitive।
☀️ SunlightFull sun mandatory — 6+ hours. Partial shade dramatically reduces flowering.Full sun mandatory — 6+ hours। Partial shade flowering dramatically reduce।
📏 Spacing6–8 metres. Roots less aggressive than Gulmohar — can plant 5-6m from structures.6-8 metres। Roots Gulmohar से less aggressive — structures से 5-6m।
🌸 First flowersYear 4-6 from seed. Grafted plants: Year 2-3. Full flowering Year 8-10 when mature.Seed से Year 4-6। Grafted: Year 2-3। Full flowering Year 8-10 mature पर।
💰 Pod incomeMature tree: 5-15 kg pod pulp/year × Rs.40/kg = Rs.200-600/tree. 50 trees = Rs.10,000-30,000/year pod pulp alone.Mature tree: 5-15 kg pod pulp × Rs.40 = Rs.200-600/tree। 50 trees = Rs.10,000-30,000/year।

💰 Value & Legal Status / मूल्य और कानूनी स्थिति

Product / उत्पादValue / मूल्यLegal / कानूनी
🫘 Pod Pulp / गूदाRs.30–60/kg dried Ayurvedic / AyurvedicFreely collected from own trees. NMPB promotes cultivation for Ayurvedic supply.
🟫 Bark / छालRs.15–25/kg tanning + AyurvedicOwn trees sustainably. Forest: FRA 2006.
🌸 Flowers (honey)Amaltas honey Rs.350-600/kg / premiumFreely traded / freely
🪵 Timber / लकड़ीRs.600–1,000/cubic footTransit permit FD / FD permit
❓ Frequently Asked Questions / अक्सर पूछे जाने वाले सवाल
Amaltas pod pulp for constipation — evidence and method: The long cylindrical pods of Amaltas contain a dark, sticky, sweet-smelling pulp between the seeds. This pulp contains anthraquinone glycosides (primarily sennoside, rhein and aloe-emodin) — the same compounds found in Senna leaves (commonly prescribed laxative). Mechanism: anthraquinones stimulate peristalsis of large intestine + reduce water resorption from colon → softer, easier to pass stool. Non-habit forming: unlike synthetic laxatives, Cassia fistula pod pulp does not cause dependency when used at moderate doses and short-term. Classical Ayurvedic formulation: Aragvadha (Cassia fistula) is the premier gentle laxative in Ayurveda — recommended for children, elderly and pregnant women where harsher laxatives are contraindicated. Method: (1) Fresh pulp: open a dry pod, scrape out dark sticky pulp. 5-10g pulp (1-2 teaspoons) + warm water or milk. Take at bedtime. (2) Amaltas pulp + rose petals: classical combination — both have mild laxative + cooling properties. (3) Packaged: available as Cassia fistula pulp extract in Ayurvedic pharmacies. Onset: 6-12 hours — take at night for morning effect. Dosage: children (3-5g), adults (5-10g), elderly (5g maximum). Caution: not for use during diarrhea or inflammatory bowel conditions. Avoid during first trimester of pregnancy (stimulates uterus at very high doses). Not for daily long-term use. For chronic constipation — identify and address underlying cause with medical guidance.

Amaltas pod pulp constipation: Long pods में dark, sticky, sweet-smelling pulp। Anthraquinone glycosides (sennoside, rhein) — Senna जैसे compounds। Mechanism: large intestine peristalsis stimulate + water resorption reduce → softer stool। Non-habit forming। Classical: Aragvadha = Ayurveda का premier gentle laxative — children, elderly, pregnant women के लिए। Method: (1) Fresh pulp: dry pod open, dark pulp scrape। 5-10g + warm water/milk। Bedtime। (2) + rose petals: classical combination। (3) Packaged: Ayurvedic pharmacies। Onset: 6-12 hours। Children: 3-5g। Adults: 5-10g। Elderly: 5g max। Caution: diarrhea में नहीं। First trimester pregnancy avoid। Daily long-term नहीं।
Amaltas vs Gulmohar — commonly confused flowering trees: Both bloom April-June in India and are both avenue trees. But they are completely different. Amaltas (Cassia fistula): Flower color: BRIGHT YELLOW — cascading, hanging clusters 30-40cm. No other color on the flower. Pods: long cylindrical (30-60cm), round cross-section (like a thick stick). Dark seeds inside with sweet-smelling black pulp. Leaves: pinnate (once compound), larger leaflets (4-8 pairs), oval. Family: Fabaceae. Origin: NATIVE to Indian subcontinent. National tree of Thailand. Primarily summer-blooming before monsoon. Gulmohar (Delonix regia): Flower color: BRILLIANT ORANGE-RED (scarlet) — with one white/yellow streaked petal. Pods: flat, sword-shaped, 30-60cm — flat cross-section (like a flat sword). No edible pulp inside — seeds directly. Leaves: bi-pinnate (twice compound) — very fine feathery appearance, tiny leaflets. Family: Fabaceae. Origin: NOT native — introduced from Madagascar. Simple identification: YELLOW cascading curtains = Amaltas. ORANGE-RED full cover (leafless tree) = Gulmohar. Pod shape confirms: cylindrical stick-pod = Amaltas. Flat sword-pod = Gulmohar. Why this matters: Amaltas pods are medicinally important (laxative pulp). Gulmohar pods have no significant Indian medicinal use. Never confuse for medicinal purposes.

Amaltas vs Gulmohar: Both April-June, both avenue — लेकिन completely different। Amaltas (Cassia fistula): BRIGHT YELLOW cascading clusters 30-40cm। Pods: cylindrical (thick stick), 30-60cm, black sweet pulp inside। Leaves: pinnate, larger leaflets। NATIVE Indian subcontinent। Thailand National Tree। Gulmohar (Delonix regia): ORANGE-RED (scarlet) full cover। 1 white/yellow streaked petal। Pods: flat sword-shaped — edible pulp नहीं। Leaves: bi-pinnate, tiny feathery। NOT native — Madagascar। Simple ID: YELLOW cascading = Amaltas। ORANGE-RED leafless = Gulmohar। Pod: cylindrical = Amaltas। Flat sword = Gulmohar। Medicinal: Amaltas pods = laxative। Gulmohar pods = Indian medicinal use नहीं।
Amaltas (Cassia fistula) in Thailand — cultural significance: Called Ratchaphruek (ราชพฤกษ์) in Thai — meaning "Royal Tree." Thailand's national flower since 2001. Also national tree. National symbol: the cascading yellow flowers represent the Thai monarchy's color (yellow = Thai royalty color, specifically associated with the King — Monday's color in Thai tradition, and King Bhumibol was born on Monday). Cultural integration: Ratchaphruek Festival — annual festival celebrating Amaltas blooms, especially significant in Chiang Mai. The tree's image appears on Thai government seals, postal stamps, and official documents. Religious: in Thai Buddhist tradition, Amaltas represents goodness and royalty. Temple grounds always planted with Ratchaphruek. Botanical significance: Cassia fistula is native to the Indian subcontinent but spread naturally across South and Southeast Asia through millennia of bird seed dispersal. Thailand has abundant natural populations. Why the same tree is so important in both India (Ayurveda) and Thailand (national symbol): both civilizations independently recognized this spectacular tree's value — medicinal in India's Ayurvedic tradition, royal-spiritual in Thailand's Buddhist monarchy tradition. India-Thailand connection: The Ramayana (called Ramakien in Thailand) is central to Thai culture — many Indian plants including Cassia fistula entered Thai culture through this cultural exchange. Interestingly, India does not give Amaltas its own "national" status — it is the National Tree of Kerala's forest ranges, but not nationally designated. Thailand's adoption of India's native Cassia fistula as national symbol is a fascinating cultural parallel.

Amaltas Thailand में — cultural significance: Thai में Ratchaphruek (ราชพฤกษ์) = "Royal Tree।" 2001 से National flower + National tree। National symbol: cascading yellow = Thai royalty color। Yellow = Thai King's color (Monday's color, King Bhumibol Monday born)। Cultural: Ratchaphruek Festival — annual, especially Chiang Mai। Government seals, postal stamps, official documents में image। Buddhist: goodness और royalty represent। Temple grounds में always planted। Botanical: Cassia fistula Indian subcontinent native — SE Asia में naturally spread। Ayurveda में medicinal, Thai Buddhism में royal-spiritual — independent recognition। India-Thailand: Ramayana (Thai: Ramakien) cultural exchange में Indian plants Thailand आए। India में Amaltas को national designation नहीं — केवल Kerala forest ranges State Tree।
Amaltas flowering — when and where: Flowering season: April to June — peak May in most of India. The tree flowers just before and during early monsoon. A second smaller flush often occurs September-October in some regions after monsoon. The display: mature Amaltas in full bloom has 20-40cm long pendulous racemes (hanging clusters) of 40-80 individual bright yellow flowers each. Clusters hang all along the branches. Wind causes them to sway — the golden curtain effect. Flowers last 3-5 days individually. Tree blooms continuously over 6-8 weeks. Fallen flowers carpet the ground in gold. Where to see: (1) Roadsides pan-India: almost every major city has Amaltas-lined roads. Mumbai (JVLR, Aarey), Delhi (central avenues), Pune, Bengaluru, Chennai, Kolkata — all have established Amaltas. (2) Forest areas: naturally found in dry deciduous forests — Pench, Kanha, Bandhavgarh (MP); Tadoba, Melghat (MH); Ranthambore, Sariska (RJ). (3) Botanical gardens: Lalbagh Bengaluru, NBRI Lucknow, BSI gardens. Photography: 7-9 AM golden light with yellow flowers = extraordinary. Look for trees with ground covered in fallen flowers — most photogenic scene. Backlit flowers glow translucent gold. Overcast light gives saturated even yellow. Identification in non-flowering season: look for the long cylindrical pods (30-60cm) hanging on tree like dark brown sticks — very distinctive, persists year-round. Leaves: once-pinnate with 4-8 pairs of large oval leaflets — different from feathery Gulmohar leaves.

Amaltas flowering: April-June — peak May। Second flush September-October some regions। Display: 20-40cm pendulous racemes, 40-80 flowers each। Wind से sway — golden curtain effect। Individually 3-5 days। 6-8 weeks continuous। Ground gold carpet। Where: (1) Roadsides pan-India: Mumbai, Delhi, Pune, Bengaluru, Chennai। (2) Forest: Pench, Kanha, Bandhavgarh (MP)। Tadoba (MH)। Ranthambore (RJ)। (3) Botanical gardens। Photography: 7-9 AM golden light। Ground covered fallen flowers = most photogenic। Backlit = translucent gold glow। Non-flowering ID: long cylindrical pods (30-60cm) dark brown sticks — year-round distinctive। Leaves: once-pinnate, 4-8 large oval leaflet pairs।
Amaltas anti-fungal applications: Research basis: Cassia fistula leaf and bark extracts have confirmed anti-fungal activity against Candida albicans (thrush, vaginal yeast), Aspergillus species, and dermatophytes (Trichophyton — ringworm, Microsporum). Active compounds: anthraquinones (lucidin, rhein), flavonoids (kaempferol, quercetin), tannins. Mechanisms: disrupts fungal cell wall synthesis, inhibits fungal enzyme systems. Applications: (1) Leaf paste for skin fungal infections: crush fresh Amaltas leaves to smooth paste. Apply to ringworm, athlete's foot, tinea versicolor patches. Leave 30-60 minutes. Rinse. Apply twice daily for 3-4 weeks. (2) Bark decoction wash: boil 20g bark in 500ml water, cool, use as wash for fungal skin areas. (3) Pod pulp: anti-fungal properties also present — pod pulp applied to skin fungal areas (primarily its laxative use, but anti-fungal is secondary benefit). (4) Leaf extract in oil: steep dried Amaltas leaves in coconut oil for 2 weeks in sun. Strain. Apply oil to scalp for dandruff (Malassezia anti-fungal). Research confirmation: multiple studies from Indian pharmaceutical and botanical research institutions (CSIR, university labs) confirm Cassia fistula anti-fungal activity. Caution: patch test before extended use. For severe systemic fungal infection — prescription antifungal essential. Amaltas is appropriate for mild superficial fungal conditions where pharmacy access may be limited or as natural complement. The combined anti-fungal + anti-inflammatory + anti-oxidant action makes it effective for chronic skin fungal conditions with associated inflammation.

Amaltas anti-fungal: Research: leaf और bark — Candida, Aspergillus, dermatophytes (Trichophyton — ringworm, Microsporum) के against confirmed। Active: anthraquinones, flavonoids (kaempferol, quercetin), tannins। Mechanisms: fungal cell wall disruption। Applications: (1) Leaf paste: fresh leaves crush, ringworm, athlete's foot, tinea पर। 30-60 min। Twice daily, 3-4 weeks। (2) Bark decoction wash: 20g bark + 500ml, boil, cool, wash। (3) Pod pulp: anti-fungal secondary benefit। (4) Leaf in coconut oil: 2 weeks sun-steep। Dandruff (Malassezia)। Research: CSIR, university labs confirmed। Caution: patch test। Severe systemic fungal: prescription। Mild superficial + limited pharmacy access में appropriate।
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