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Plant guide

Teak.

Tectona grandis

Pronounced tek-TOH-nuh GRAN-diss

Also known as Bankok teak, Indian Oak, Indian-oak, Segun, Teak, common teak

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Teak
Photo by Antonio Nonato (CC BY) via iNaturalist

Teak is a majestic tropical hardwood tree known for its incredibly durable and weather resistant timber. It grows quite large and is typically found in warm, humid climates. While it is a staple in forestry, it is rarely kept as a houseplant due to its massive size.

At a glance

Care level
Difficult
Plant type
Deciduous tree
Light
Full sun
Indoor light
Direct sun
Water
Every 3 to 7 days
Mature size
100 to 130 feet
Growth rate
Fast
Hardiness
USDA 10 to 12
Bloom time
Late summer to early autumn

Care

This tree needs plenty of space and intense, direct sunlight to thrive. Keep an eye out for yellowing leaves which often indicate poor drainage or insufficient light. It requires a warm, humid environment to mimic its native tropical habitat.

Watering
Keep the soil consistently moist but never waterlogged.
Feeding
Apply a balanced fertilizer during the active growing season.
Pruning
Prune during the dormant season to maintain shape and remove dead wood.
Repotting
Repot only while the tree is young and small enough to manage.
Soil
Well draining, deep, fertile soil
Soil pH
6.5 to 7.5
Temperature
15 to 40°C
Humidity
60 to 90%

Safety

People
The leaves and bark contain compounds that can cause mild skin irritation in sensitive individuals.
Children
The large, coarse leaves can be abrasive to young children's skin.
Contact allergens
Contact with the sawdust or fresh leaves may cause dermatitis in some people.
Airborne allergens
Fine wood dust generated during processing can act as a respiratory irritant.
Edibility
The plant is not considered edible for humans.

How to identify it

  • Large, ovate, opposite leaves
  • Rough, papery leaf texture
  • Small, fragrant white flowers
  • Hard, woody fruit capsules
  • Greyish brown, fissured bark
Height
20 to 40m
Spread
10 to 20m
Leaves
green, deciduous
Flowers
white, 0.5 to 1cm
Fruit
brown, Winter

Problems to watch for

    Check your teak from a photo

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    Growing it

    Propagation
    seed, cuttings
    When to plant
    Spring, Early rainy season

    Teak is best grown in large scale forestry settings rather than small garden guilds.

    Grows well with

    • Coffee · Coffee often grows well in the light shade provided by teak plantations.

    Similar species

    • African Teak · It is often used as a substitute for true teak in woodworking.

    Science

    Family
    Lamiaceae
    Genus
    Tectona
    Order
    Lamiales
    Class
    Magnoliopsida
    Native range
    South and Southeast Asia
    Conservation
    While widely cultivated, wild populations are increasingly threatened by habitat loss.

    It thrives in monsoon forests where it drops its leaves during the dry season to conserve water.

    Value to wildlife
    nectar source, habitat for forest birds
    Pollinators
    bees, butterflies
    Uses
    timber production, ornamental shade tree, traditional medicine

    Through the year

    JFMAMJJASOND
    Flowering
    Fruiting
    Foliage

    Ecological indicators

    Salinity
    2/9
    Soil reaction
    7/9
    Light
    8/9
    Temperature
    9/9
    Moisture
    6/9
    Nutrients
    6/9

    Taxonomy resolved against GBIF.

    Questions people ask

    Can I grow teak in a pot?
    It is not practical due to the tree's massive size and deep root system.
    How fast does teak grow?
    It is a relatively fast growing tree in optimal tropical conditions.

    Where the name comes from

    The name Tectona comes from the Portuguese word teca, which is derived from the Malayalam word tekka.

    Good to know

    • Teak is one of the most valuable timbers on the planet.
    • The leaves are often used as plates or food wrappers in parts of Southeast Asia.
    • Teak trees can live for over 100 years in their native environment.
    • The wood contains natural oils that make it highly resistant to termites.

    Keep your teak 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.