Cassia fistula

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Cassia fistula L.

Fabaceae

Life form: tree
Usage: economic plant / Usage: ornamental plant

Exposure: sun   10

Moisture: moist

Soil: gritty loam

Arrangement: alternate
Leaves: evergreen

Shape: ovate

Division: paripinnate

Shape: cup-shaped
Fruit: not specified

3A / f8da21 

Inflorescence: raceme

Petals: not specified
Habit: pendant

Canopy: rounded to broadly spreading

Taxonomy

Divisio:
Magnoliophyta
Subdivisio:
Magnoliophytina
Classis:
Rosopsida
Subclassis:
Rosidae
Superordo:
Fabanae
Ordo:
Fabales

Cassia fistula, commonly known as Indian laburnum, purging cassia, is a tree.

Naming

Cassia fistula was described by Carl Linnaeus in 1753. The name is considered as validly published. The common name is 'Golden Shower'.

Taxonomy

Cassia fistula is a species in the genus Cassia which contains approximately 98 to 235 species and belongs to the family of the Fabaceae (Legume Family).

Characteristics

Growth

The trees have a rounded to broadly spreading canopy and reach heights of 8 to 12 metres.

Wood and Bark

The trunk of the tree is thick and brown. It requires constant pruning, if grown as a garden tree.

Leaves

Cassia fistula is evergreen. The dark-green, paripinnate leaves are alternate. The leaflets are ovate and have entire margins.

Flowers and Fruits

Cassia fistula produces racemes of pendant, yellow cup-shaped flowers from April to July. The fruits are elongated purple-brown pods with poisonous seeds.


Root System

Distribution

Cassia fistula is native to India.

Cultivation

The trees prefer a sunny situation on moist soil. The substrate should be gritty loam. They tolerate temperatures only above at least 1°C (USDA zone 10).

Tolerance of special soil conditions

  • none: drought
  • high: city climate

Uses

The ornamental value of Cassia fistula lies especially in its fragrance.

Maintenance and Propagation

The plants usually require only a moderate amount of maintenance.


Cultivars

Pests and Diseases

Literature

  • Walter Erhardt, Erich Götz, Nils Bödeker, Siegmund Seybold: Der große Zander. Eugen Ulmer KG, Stuttgart 2008, ISBN 978-3-8001-5406-7. (Ger.)
  • Christoper Brickell (Editor-in-chief): RHS A-Z Encyclopedia of Garden Plants. Third edition. Dorling Kindersley, London 2003, ISBN 0-7513-3738-2.

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