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Plant guide

Sea almond.

Terminalia catappa

Pronounced ter-mi-NAY-lee-uh kuh-TAP-puh

Also known as Alman Tree, Almond, Almond Tree, Beach Almond, Country Almond, India Almond, Indian Almond, Indian-almond

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Sea Almond
Photo by Darren Obbard (CC BY) via iNaturalist

The sea almond is a large tropical tree known for its wide, horizontal branches and impressive, leathery leaves. It produces edible nuts that taste a bit like almonds and is a common sight along sandy coastlines. You'll love how its foliage turns vibrant shades of red and yellow before dropping.

Another photo of Sea almond
Photo by Karen McCabe (CC BY) via gbif

At a glance

Care level
Easy
Plant type
Tropical tree
Light
Full sun
Indoor light
Direct sun
Water
Every 3 to 7 days
Mature size
30 to 40 meters
Growth rate
Fast
Hardiness
USDA 10 to 12
Bloom time
Spring to early summer

Care

This tree thrives in warm, humid environments with plenty of sun. Watch for yellowing leaves, which can indicate the soil is staying too wet or the tree is entering a natural dormancy phase. Ensure the soil drains well to keep the roots happy.

Watering
Keep the soil consistently moist but never waterlogged.
Feeding
Use a balanced fertilizer during the active growing season.
Pruning
Trim back dead or crossing branches once a year to maintain shape.
Repotting
Repot young trees annually until they reach a size that requires a permanent container or ground planting.
Soil
Sandy, well draining soil
Soil pH
6.0 to 7.5
Temperature
15 to 35°C
Humidity
60 to 90%
Drought tolerance
Moderate
Lifespan
Long lived, often over 50 years.
Fragrance
Light
Deer and rabbits
Moderate

Signs it needs repotting

  • Roots growing out of the drainage holes
  • Stunted growth despite regular feeding

Safety

People
The plant is not considered toxic, but the hard shells of the fruit can be a choking hazard.
Children
The large, woody fruit shells are hard and can pose a choking risk if left on the ground.
Contact allergens
The sap can cause mild skin irritation in sensitive individuals.
Airborne allergens
Pollen may trigger mild allergic reactions in some people.
Edibility
The kernel inside the fruit is edible, but the fibrous husk is not meant for consumption.

How to identify it

  • Large, glossy, leathery obovate leaves
  • Horizontal, tiered branching pattern
  • Small, greenish white flower spikes
  • Fibrous, almond shaped drupe fruits
Height
15 to 25m
Spread
10 to 20m
Leaves
green, red, yellow, deciduous
Flowers
white, greenish-white, 0.5 to 1cm
Fruit
green, red, brown, Year round in tropics

Problems to watch for

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    Growing it

    Propagation
    seed, cuttings
    When to plant
    Spring, Summer
    Overwintering
    Keep the tree in a warm, frost-free environment during winter. Reduce watering if the tree enters a semi-dormant phase.
    In containers
    It is suitable for containers only while in its juvenile stage, requiring a very large pot.

    Seed propagation

    1. Clean the fruit to remove the fleshy outer layer.
    2. Soak the seed in water for 24 hours.
    3. Plant in well-draining soil at a shallow depth.
    4. Keep warm and moist until germination.

    Plant this tree as a canopy layer to provide dappled shade for smaller tropical shrubs.

    Grows well with

    • Coconut Palm · They share similar coastal environmental requirements.
    • Hibiscus · They thrive in the same warm, tropical conditions.

    Similar species

    • Tropical Almond · It is a smaller relative with similar leaf structure.

    Science

    Family
    Combretaceae
    Genus
    Terminalia
    Order
    Myrtales
    Class
    Magnoliopsida
    Native range
    Tropical Asia, Australia, and the Pacific Islands.
    Conservation
    This tree is widely naturalized and not of conservation concern.

    It is a pioneer species that thrives in sandy, coastal soils and disperses its seeds via ocean currents.

    Value to wildlife
    nectar source, provides nesting sites
    Pollinators
    bees, butterflies, moths
    Uses
    ornamental shade tree, edible nuts, timber, medicinal bark

    Through the year

    JFMAMJJASOND
    Flowering
    Fruiting
    Foliage

    Ecological indicators

    Salinity
    6/9
    Soil reaction
    7/9
    Light
    8/9
    Temperature
    9/9
    Moisture
    6/9
    Nutrients
    5/9

    Taxonomy resolved against GBIF.

    Questions people ask

    Does it need full sun?
    Yes, it grows best in full, bright sunlight.
    Can I grow it in a pot?
    Only when young, as it eventually becomes a very large tree.

    Where the name comes from

    The genus name Terminalia refers to the leaves appearing at the very ends of the shoots. The species name catappa is derived from its Malay name.

    Good to know

    • It is often called the Indian almond tree.
    • The seeds are rich in oil and taste similar to almonds.
    • It is highly salt tolerant and thrives near beaches.
    • The leaves are used in aquariums to lower water pH.

    Keep your sea almond growing

    This page is a general guide. Save your plant in Pocket Botanist and you get care reminders timed for this plant, plus a care history that shows what worked.

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    This guide was generated with AI on and checked against GBIF taxonomy. It is general information, not horticultural or veterinary advice. Read about how we build these guides.