Mandari / The Geranium Tree

Bauhinia purpurea Linn.



General Information :

  • It is a moderate sized evergreen tree
  • Bark is greyish brown and rough in older trees.
  • Twin leaf dark green in color.
  • Flowers are large, fragrant, rosy purple in color.
  • Dark brown Pods with 12-16  seeds.

Distribution :

  • It is widely distributed in India.

Habitat : Tropical and Deciduous forest

Soil : It is grows on wide range of soil

Soil pH : 5.5 and 7.5

Altitude :Up to 1200 m (MSL)

Rainfall :500-1900 mm

Temperature : 35°C to 41°C

Terrain : Flat / hilly terrain

Tree Characteristics :
  • Moderate light demander and is very frost-hardy.

Habit : Evergreen Tree

Planting Guidelines

Natural Regeneration :

  • Regenerates Naturally by seeds.

Artificial Regeneration :

  • Propagated  by Nursery raised seedlings.

Seed collection and Storage :

  • Ripe pods are collected from January to March  and dried in sun
  • Seeds are released on drying from the pods and stored
  • Seed rate 4000 to 5000/Kg.
  • Seeds are viable for 8 months.
  • Germination capacity is 30-100%
  • Plant Percent is 95 – 10%

Seed Treatment :

  • No seed treatment is required.

Nursery Technique :

  • Seeds are directly soil in poly bags filled with sandy loam and FYM.
  • Bags are watered regularly.
  • It should be kept weed free.
  • 6 month old seedlings are fit for planting out.

Plantation technique :

Direct Sowing:

  • It is the best method, sown in lines or patches during the onset of monsoon.
Nursery raised Seedlings :
  • Planting out is carried out during July in 30 cm3 pits.
  • Under dry conditions, pit size of 60 cm3 with a spacing of 3x3 m.
  • Planting should be carried out after the commencement of monsoon.

Care & Disease Control :

  • Regular weeding and Soil working is necessary as the seedling grows rapidly.

Irrigation :

For proper growth and survival it is necessary to give one or two waterings after planting. This is specifically required in arid regions. Irrigation after planting is not a prerequisite in areas having sufficient soil moisture and precipitation. Higher survival rate and better rate of growth is reported when soil and water conservation measures are also adopted.

Yield :

Rotation : 10 years, leaf fodder - 400t/ha

Major uses :

  • Excellent fodder tree.
  • It is an ornamental tree, because of its purple flowers from September to December.

Other uses :

Fodder : 1. Leaves contain 13.15% crude protein . 2. Leaves are used for fodder in its area of distribution and give a fodder of medium quality. Flowers : 1.The flowers are cooked as a vegetable and pickles . Bark : 1.The bark is used for as a cheap tan , dye and in indigenous medicine . 2. The tree is mainly cultivated for its gorgeous flowers .

Market details :

  • Rs.2000 to Rs.2500/ ton approximately.

Carbon stock :

0.062 tonsC/tree