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FabaceaeLC

Tamarindo

Tamarindus indica

14 min read
Also available in:Español
Tamarindo

Native Region

Tropical Africa (possibly tropical Asia)

Max Height

15-25 meters

Family

Fabaceae

Conservation

LC

Uses

Edible fruit pulp (fresh, processed)Traditional beveragesCandies and confectionsCulinary flavoring (Asian and Latin cuisines)Traditional medicineShade treeQuality hardwood

Season

Flowering

May-Jul

Fruiting

Jan-Mar, Dec

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
FlowersFruits

🛡️Safety Information

Toxicity Level
🟢None
Allergen Risk
🔵Low
✅
Child Safe
Yes
✅
Pet Safe
Yes

Toxicity Details

Tamarind fruit is safe and highly nutritious. The pulp is commonly consumed worldwide. Seeds are edible when cooked. No toxic parts. Safe for children and pets in normal quantities. Tamarind is a common food ingredient with a long history of safe consumption. The fruit is naturally high in tartaric acid which gives it the sour taste - this is not harmful and is actually beneficial.

Skin Contact Risks

No significant skin hazards. The fruit pulp, leaves, and bark do not cause skin irritation. The pods are handled safely. No latex or irritating compounds present. Generally safe to handle.

Allergenic Properties

Tamarind allergy is rare but documented. Reactions can include oral allergy syndrome, skin rashes, or in rare cases anaphylaxis. Cross-reactivity with other legumes (soy, peanuts) is possible but uncommon. The seeds contain trypsin inhibitors which are inactivated by cooking. Most people tolerate tamarind well - it's a common food ingredient worldwide.

Tamarindo (Tamarind)

✅The Sweet-Sour Sensation

The Tamarind (Tamarindus indica) is a grand leguminous tree that has conquered the tropical world with its irresistibly tangy fruit. Originally from Africa, tamarind traveled along ancient trade routes to become essential in cuisines from India to Mexico, Thailand to the Caribbean. Its brown, sticky pulp—sweet, sour, and complex—flavors countless dishes, beverages, and candies. In Costa Rica, no summer is complete without ice-cold "refresco de tamarindo," and vendors hawk tamarind candies at every town fiesta. Beyond its culinary gifts, the Tamarind is a magnificent shade tree, its feathery foliage and massive trunk making it one of the most recognizable and beloved trees in the tropical landscape.

Quick Reference

🌿

iNaturalist Observations

Community-powered species data

290+

Observations

186

Observers

View Species Page ↗Browse Photos ↗🇨🇷 Costa Rica Only ↗

📸 Photo Gallery

Photos sourced from iNaturalist community science database. View all observations →↗


Taxonomy and Classification

Plantae
Angiosperms
Eudicots
Fabales
Fabaceae
Tamarindus (monotypic)
T. indica
ℹ️Name Origins
  • Tamarindus: From Arabic "tamar hindi" (Indian date) - indica: From India (where Arabs first encountered it) - The tree is actually African, but reached India early - Only species in its genus (monotypic)

Common Names


Physical Description

Overall Form

The Tamarind is a large, long-lived evergreen tree with a dense, spreading crown and massive trunk. Old specimens are truly impressive—their thick, gnarled trunks and vast canopies dominating the landscape. The tree can live for several hundred years, becoming landmarks in their communities.

Mature Height/100
Crown Spread/100
Trunk Diameter/100
Potential Lifespan/100

Distinctive Features

Leaves

  • Type: Pinnately compound
  • Leaflets: 10-40 pairs, small
  • Size: Leaflets 1-2.5 cm each
  • Texture: Delicate, feathery
  • Behavior: Close at night (nyctinasty)
  • Evergreen: In wet climates; deciduous in dry

Bark

  • Color: Dark gray to black
  • Texture: Deeply fissured, rough
  • Pattern: Scaly, rugged
  • Appearance: Ancient-looking even when young

The Tangy Pods

  • Shape: Elongated, curved, lumpy
  • Length: 7-20 cm
  • Shell: Brittle brown when ripe
  • Pulp: Sticky, brown, fibrous
  • Seeds: 4-12 per pod, hard, shiny
  • Flavor: Sweet-sour, complex

Flowers

  • Type: Small, inconspicuous
  • Color: Yellow with red veins
  • Size: 2.5 cm across
  • Arrangement: Few-flowered racemes
  • Timing: Dry season
💡The Perfect Balance

Tamarind's flavor is a masterclass in sweet-sour balance: Taste Profile: - Tartaric acid: Principal sour component - Natural sugars: Up to 30-40% in ripe fruit - Fruity complexity: Hints of dried fruit, caramel - Tangy finish: Refreshing and moreish This unique flavor profile makes tamarind irreplaceable in: - Pad Thai and other Asian dishes - Agua de tamarindo (Latin America) - Worcestershire sauce - Indian chutneys and sambar - Candies worldwide


History and Global Spread

From Africa to the World

🌍

An Ancient Traveler

Tamarind's journey across the world: African Origins: - Native to tropical Africa (Sudan region) - Wild populations still exist there - Ancient cultivation history Spread to Asia: - Reached India thousands of years ago

  • Became so integrated that Arabs called it "Indian date" - Central to Indian cuisine ever since To the Americas: - Spanish and Portuguese brought it (1500s-1600s) - Spread throughout Caribbean and Latin America - Now naturalized in suitable climates Today: - Grown in over 50 countries - India is largest producer - Thailand major exporter - Essential ingredient globally

Distribution and Habitat

Global Distribution

🗺️

Geographic Distribution

Distribution in Costa Rica

The Town of Tamarindo

ℹ️Named After the Tree

Costa Rica's famous beach town Playa Tamarindo in Guanacaste was named for the tamarind trees that grow in the area. - Popular surf and tourist destination - Large tamarind trees still present - Town's identity linked to the tree A visit to Tamarindo isn't complete without trying "agua de tamarindo" under the shade of the namesake trees!

Habitat Preferences


    Ecological Role

    Wildlife Value

    Fruit Consumers

    • Monkeys: Love the pods
    • Parrots and Parakeets: Important food
    • Many bird species: Attracted to fruit
    • Bats: Some species eat pulp
    • Livestock: Goats, cattle eat fallen pods
    • Insects: Various attracted to flowers/fruit

    Tree Services

    • Major shade provider: Huge canopy
    • Nitrogen fixation: As a legume
    • Nesting habitat: Large branches
    • Windbreak: Dense crown
    • Soil improvement: Leaf litter enriches soil

    Uses and Products

    Culinary Uses

    🍽️

    A World of Flavor

    Tamarind's culinary applications span the globe: Beverages: - Agua de tamarindo (Latin America) - Tamarind juice (worldwide) - Sodas and soft drinks

    • Cocktail ingredient Savory Dishes: - Pad Thai (Thailand) - Sambar and rasam (India) - Worcestershire sauce (UK) - Fish and meat sauces - Soups and stews Sweet Treats: - Tamarind candy (Mexico, worldwide) - Tamarind balls (Caribbean) - Chutneys and pastes - Ice cream and popsicles Condiments: - Tamarind paste/concentrate - Sauces and dips - Marinades

    Agua de Tamarindo

    💡The Classic Costa Rican Drink

    Making traditional "agua de tamarindo": Ingredients: - Tamarind pods (shelled) - Water - Sugar to taste Method: 1. Soak tamarind pulp in warm water 2. Mash and strain to remove seeds/fibers 3. Add cold water to dilute 4. Sweeten to taste 5. Serve very cold, often with ice Tips: - Adjust sweetness to balance sourness - Can add lime for extra tang - Best made fresh

    • Perfect for hot days! In Costa Rica, this is one of the most refreshing "refrescos naturales."

    Other Uses

    The Wood

    ℹ️Quality Hardwood

    Tamarind wood is highly valued: Characteristics: - Very hard and dense - Heartwood dark red-brown - Fine grain - Takes excellent polish - Durable Uses: - Fine furniture - Wood turning - Tool handles - Carving - Flooring The large size and slow growth mean quality specimens are increasingly valuable.


    Nutritional Value


    Cultivation

    Growing Tamarind


    Cultural Significance

    In Costa Rica

    ✅Part of Daily Life

    Tamarind in Costa Rican culture: - Refresco de Tamarindo: Essential summer drink - Dulce de Tamarindo: Popular candy - Tamarindo Beach: Famous surf destination - Plaza Trees: Shading town squares - Market Staple: Fresh pods and pulp The sour-sweet taste of tamarindo is quintessentially tropical and evokes lazy hot afternoons, beach days, and fiestas.

    Global Importance

    • India: Central to cuisine, temple trees
    • Thailand: "Queen of Fruits," essential ingredient
    • Mexico: Tamarind candy is iconic
    • Africa: Traditional use continues

    Identification Guide

    How to Identify Tamarind


    Where to See Tamarind in Costa Rica

    💡Best Experience

    For the full tamarind experience in Costa Rica: Visit During Dry Season (December-April): - Pods are ripe and harvesting occurs - Fresh tamarind available at markets - Best "agua de tamarindo" season What to Do: - Try fresh pods (break shell, eat pulp around seeds) - Order "agua de tamarindo" everywhere - Buy tamarind candies - Admire the magnificent old trees Don't miss trying tamarind in its various forms—it's a quintessential tropical taste!


    External Resources

    🔗
    iNaturalist: Tamarindus indica↗

    Community observations and photos

    🔗
    FAO Tamarind Resources↗

    Agricultural information

    🔗
    Morton's Fruits of Warm Climates↗

    Detailed botanical reference


    References

    📚 Scientific References & Further Reading

    Morton, J.F. (1987). Tamarind in Fruits of Warm Climates. Julia F. Morton, Miami

    El-Siddig, K. et al. (2006). Tamarind: Tamarindus indica L.. Southampton Centre for Underutilised Crops

    Gunasena, H.P.M. & Hughes, A. (2000). Tamarind. International Centre for Underutilised Crops


    ✅The Tree That Conquered the Tropics

    From its origins in the African savanna to its status as an essential ingredient in cuisines from Bangkok to Guanacaste, the Tamarind has traveled farther and embedded itself deeper than almost any other fruit tree. Its secret is that irresistible sweet-sour complexity— a flavor impossible to replicate synthetically, that somehow works equally well in a Thai curry, a Mexican candy, and a Costa Rican refresco. But beyond its culinary magic, the Tamarind is simply a magnificent tree: those massive, ancient-looking trunks, the delicate feathery foliage that folds at dusk like a prayer, the dense shade that has cooled generations of tropical towns. When you drink an ice-cold agua de tamarindo in the shade of a centuries-old tree, you're participating in a tradition that spans continents and millennia. That's the gift of the Tamarind—a taste of the tropical world in every tangy-sweet sip.

    Safety Information Disclaimer

    Safety information is provided for educational purposes only. Individual reactions may vary significantly based on age, health status, amount of exposure, and individual sensitivity. Always supervise children around plants. Consult a medical professional or certified arborist for specific concerns. The Costa Rica Tree Atlas is not liable for injuries or damages resulting from interaction with trees described in this guide.

    • Always supervise children around plants

    • Consult medical professional if unsure

    • Seek immediate medical attention if poisoning occurs

    Information compiled from authoritative toxicology sources, scientific literature, and medical case reports.

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    Enterolobium cyclocarpum

    Tamarindo Dulce
    Same family

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    Carao
    Same family

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    Cassia grandis

    Distribution in Costa Rica

    GuanacasteAlajuelaHerediaSan JoséCartagoLimónPuntarenasNicaraguaPanamaPacific OceanCaribbean Sea

    Legend

    Present
    Not recorded

    Elevation

    0-1000m

    Regions

    • Guanacaste
    • Puntarenas
    • Alajuela
    • San José
    • Limón