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Bengal KinoButea monosperma

Also known as Bastard-Teak · Bengal Kino Tree · Butea Gum

  • Category: Flowering, Ornamental
  • Type: Tree
  • Sunlight: Prefers full sun for best flowering, but tolerates partial shade.
  • Water: Water moderately, allowing soil to dry slightly between waterings.
  • Temperature: Thrives in warm climates, with an ideal range of 20-30°C.
  • Habitat: Outdoor, Greenhouse

Butea monosperma, the Flame-of-the-forest, is a medium-sized deciduous tree famed for its vibrant orange-red flowers blooming in late winter and early spring.

Butea monosperma, commonly known as Bengal Kino, is a deciduous tree native to the Indian subcontinent and Southeast Asia, celebrated for its striking floral displays and traditional uses. This species holds significant cultural and ecological importance in its native regions. Physically, Butea monosperma is a medium-sized tree, typically reaching heights of up to 15 meters, though it can occasionally grow taller. It often develops a somewhat irregular or spreading crown. The tree is characterized by its trifoliate leaves, meaning each leaf is composed of three leaflets. These leaflets are ovate to elliptic in shape, with the terminal leaflet being the largest, and they possess a leathery texture. The most distinctive feature of Butea monosperma is its brilliant, flame-colored flowers. These flowers are produced in dense racemes, appearing in late winter and spring, often before the new leaves emerge. Each flower is about 2.5 cm long, with a characteristic papilionaceous (butterfly-like) shape, featuring a prominent standard petal. The fruit is a pod, typically 7-20 cm long and 2-5 cm wide, which is flattened and covered in fine hairs. The bark is greyish and fissured. Seeds are kidney-shaped and dark brown. The native distribution of Butea monosperma spans across India, Bangladesh, Nepal, Sri Lanka, Myanmar, Thailand, Laos, Cambodia, Vietnam, and Malaysia. It thrives in a variety of habitats, including dry deciduous forests, scrublands, and open woodlands, often found on rocky or sandy soils. The tree is well-adapted to tropical and subtropical climates and prefers well-drained soil. It is relatively drought-tolerant once established but benefits from regular watering during dry periods. While it is cultivated in many tropical and subtropical regions for its ornamental value, its cultivation requirements are generally straightforward, favoring sunny locations. Butea monosperma has a long history of use in traditional medicine. Various parts of the plant, including the bark, leaves, flowers, and seeds, have been employed in Ayurvedic and other traditional healing systems for a range of ailments. The tree is also a source of Bengal Kino, a resinous substance obtained from the bark, which has historically been used in dyeing and as an astringent. Ecologically, it plays a role in its native ecosystems, providing habitat and food sources for local fauna. Its vibrant flowers are attractive to pollinators, contributing to biodiversity. While not a primary food crop, its seeds have been used in some traditional contexts. An interesting characteristic of Butea monosperma is its ability to fix nitrogen in the soil, a trait common among legumes, which can improve soil fertility. The tree's common name, Flame of the Forest, aptly describes its spectacular flowering season, which transforms the landscape with vibrant hues of orange and red. This visual spectacle makes it a highly prized ornamental tree in botanical gardens and landscapes across its native range and beyond.

Photograph © Vijay Barve · CC-BY

Bengal Kino Care Summary

At-a-glance light, water, soil, and growing conditions from plant data

Light

Prefers full sun for best flowering, but tolerates partial shade.

100% intensity

Water

Water moderately, allowing soil to dry slightly between waterings.

100% intensity

Reduce in cooler months.

Soil

Well-draining soil, adaptable to various types including sandy, loamy, and clay.

50% intensity

Temperature

Thrives in warm climates, with an ideal range of 20-30°C.

100% intensity

Protect from frost.

Habitat

Outdoor, Greenhouse

50% intensity

Fertilizer

Fertilize sparingly in spring with a balanced fertilizer.

100% intensity

Avoid over-fertilization.

Bengal Kino Toxicity

Safety information from plant toxicity data

Toxicity details for Bengal Kino
AttributeValue
Toxic for humansNo

0/5 intensity

Toxic for petsNo

0/5 intensity

EdibleNo

Bengal Kino Quick Facts

Key traits and growing stats from plant data

Plant Type
Tree
Plant Category
Flowering, Ornamental
Plant Place Type
Ground, Garden, Pot
Plant Environment
Outdoor, Greenhouse
Lifespan
Perennials
Plant Height
9-15 m
Spread
6-12 m
Growth Rate
Moderate
Dormancy
Deciduous
Leaf Color
Green
Leaf Type
Compound
Flower Size
7-10 cm

Care guide for Bengal Kino

Watering, pruning, propagation, and repotting details from plant data

Water

Water moderately during the growing season, ensuring good drainage. Allow the topsoil to dry out between waterings. Reduce watering significantly during cooler months or dormancy.

Pruning

Prune lightly after flowering to shape the tree and remove any dead or crossing branches. Heavy pruning is generally not required.

Propagation

Easily propagated from seeds sown fresh, or by semi-hardwood cuttings taken in summer. Grafting can also be used for specific cultivars.

Repotting

Young plants may need repotting every 1-2 years. Mature trees in the ground rarely need repotting. Use a well-draining potting mix.

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Flowering & Fruiting Cycles

Monthly activity intensity for bloom and fruit across both hemispheres.

Northern hemisphere

Flowering & fruiting calendar

Peak bloom · AprPeak fruit · Mar
FloweringFruiting
02468JanFebMarAprMayJunJulAugSepOctNovDecActivity intensityMonths86
Southern hemisphere

Flowering & fruiting calendar

Peak bloom · JulPeak fruit · Jul
FloweringFruiting
02468JanFebMarAprMayJunJulAugSepOctNovDecActivity intensityMonths86

Bengal Kino Names & Synonyms

Common names and botanical synonyms

Common Names

  • Bastard-Teak
  • Bengal Kino
  • Bengal Kino Tree
  • Butea Gum
  • Butea Kino
  • Dhak
  • Dhak-Tree
  • Flame Of Forest
  • Flame Of The Forest
  • Flame-Of-The-Forest
  • Gum Of The Palas
  • Kesudo
  • Palas
  • Palash
  • Parrot Tree
  • Sacred Tree
  • మోదుగ చెట్టు

Bengal Kino Taxonomy

Botanical classification

Taxonomic classification of Bengal Kino
RankName
kingdomPlantae
divisionTracheophyta
classMagnoliopsida
orderFabales
familyFabaceae
genusButea
speciesButea monosperma

Bengal Kino FAQs

Answers based on plant encyclopedia data

When does Butea monosperma bloom?

Butea monosperma typically blooms in late winter to early spring, often when the tree is leafless, creating a spectacular display.

What are the soil requirements for Flame-of-the-forest?

This tree prefers well-draining soil and is adaptable to various types, including sandy, loamy, and clay soils. Good drainage is key.

Is Butea monosperma poisonous?

Butea monosperma is not considered poisonous to pets or humans.

How tall does Butea monosperma grow?

Mature Butea monosperma trees typically reach a height of 9 to 15 meters, with a spread of 6 to 12 meters.

Can Flame-of-the-forest be grown in pots?

Yes, young plants can be grown in pots, but they eventually require ample space. Mature trees are best planted in the ground.