How to Grow Lagerstroemia Speciosa Easily

Last Updated: 13.11.2023

With its stunning pink flowers, Lagerstroemia Speciosa is like planting a tiny garden chest waiting to bloom. Learn how to grow them.

Lagerstroemia Speciosa is a versatile plant with medicinal, culinary, and ornamental uses and can be grown in various tropical and subtropical regions. They are known as Banaba, a tropical tree native to Southeast Asia. Here’s some information about it.

Lagerstroemia Speciosa – Key Facts

NameLagerstroemia Speciosa
Common NamesPride of India, Rose of India, Queen’s Crape Myrtle, Crepe Myrtle, Crepe Flower, Queen Flower, Banaba, Pyinma, Bungur Raya, Bungor Raya, Bungor
OriginIndia particularly in the western ghats of India covering Belgaum, north and south Kanara, Malabar and Travancore and also in Assam and West Bengal.
TypeDeciduous Tree
Temperature15°C to 35°C
FlowersBright Pink to Light Purple
Blooming SeasonSummer
Height 5 to 20 feet

Lagerstroemia Speciosa Information

This deciduous tree can grow up to 5 to 20 feet tall. It has a relatively small to medium-sized canopy. The tree is renowned for its vibrant and showy blossoms. The flowers are large, crinkled, and crepe-paper-like, with a wide range of colors, including shades of pink, purple, and white. They are arranged in dense, terminal clusters, creating a striking visual display during the blooming season.

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Lagerstroemia Speciosa produces small, brown, capsule-like fruits containing numerous tiny seeds. These fruits are not particularly showy or ornamental. The leaves of Lagerstroemia speciosa are simple, opposite, and lance-shaped with a smooth or slightly serrated margin. They are dark green and provide an attractive backdrop to the colorful flowers.

Queen’s Crape Myrtle is native to India, particularly in the western ghats of India covering Belgaum, north and south Kanara, Malabar, and Travancore, and also in Assam and West Bengal. Lagerstroemia Speciosa is a popular ornamental tree in gardens, parks, and along streets due to its stunning flowers and relatively small size, which makes it suitable for urban landscapes.

Common names for the Lagerstroemia Speciosa in different Indian languages include:

Hindi: बाढ़ (Baadh) or विश्वासपत्री (Vishwaspatri)
Bengali: প্রিয়দর্শন (Priyodarshon) or শতপত্রি (Shatopatri)
Telugu: చెడపిన విడుదల (Chedapina Vidudala)
Marathi: अशोक वृक्ष (Ashok Vruksha) or वाड (Vada)
Tamil: அசோகம் (Asokam)
Urdu: بادشاه دخت (Baadshah Dokht)
Gujarati: અશોક (Ashok)
Malayalam: വടകേരം (Vadakkeram)
Kannada: ಅಶೋಕ (Ashoka)

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How to Grow Lagerstroemia Speciosa

You can successfully grow Lagerstroemia Speciosa from softwood cuttings, which is one of the effective methods:

  • Choose softwood cuttings that are young green and are usually around 4 to 6 inches long.
  • Use clean pruning shears to take cuttings from the tree. Each cutting should have at least one or two leaf nodes.
  • Dip the cut end of each cutting into a rooting hormone powder or gel.
  • Insert the treated end of each cutting into a pot. Check the cuttings regularly for root development. This can take several weeks to a few months.
  • Once new roots emerge from the cuttings, they are ready for transplanting.

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Requirements to Grow Lagerstroemia Speciosa


Lagerstroemia Speciosa thrives in full sun to partial shade. It prefers at least 6 hours of direct sunlight daily for optimal growth and abundant flowering.

Ensure that the plant receives morning sunlight, less harsh than the intense afternoon sun, especially in hot climates.


The plant prefers well-draining soil that is rich in organic matter. Lagerstroemia Speciosa can grow in various soil types but prefers slightly acidic soil with a pH of 5.5 to 6.5.

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Water Lagerstroemia Speciosa regularly to establish a strong root system. Water deeply, making sure the soil is consistently moist but not waterlogged.

Avoid overwatering, as this can lead to root rot. Allow the soil to dry out slightly between watering. Mulching the tree’s base with organic mulch helps retain soil moisture and regulate soil temperature.


Lagerstroemia Speciosa thrives in hot and humid conditions and prefers a temperature range between 15°C to 35°C. It can tolerate temperatures as low as 10 °C and as high as 40 °C but may not grow well in extreme climates.

Lagerstroemia Speciosa Care


Apply a balanced fertilizer every 4-6 weeks during the growing season to encourage growth and flowering.


The tree requires minimal pruning but can be pruned in late winter or early spring to remove dead or damaged branches and encourage bushier growth.

Pests & Diseases

Lagerstroemia Speciosa is susceptible to leaf spots, powdery mildew, and root rot. The plant is relatively pest-free but can be susceptible to scale insects, mealybugs, and spider mites.

Regular inspections and treatment with insecticidal soap or horticultural oil can help control these pests. Maintaining good air circulation and avoiding overwatering can help prevent these diseases.

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