Scientific Name:
Wrightia tinctoria
Common Name:
Sweet Indrajao, Pala indigo plant, Dyers’s oleander
Plant Form:
Small to medium deciduous tree or large shrub with spreading crown.
Native/Exotic/Introduced:
Native to India and Southeast Asia (including Maharashtra).
Distribution:
Widespread in peninsular/central India; present in Maharashtra dry zones.
Plant Characteristics:
Opposite simple leaves, milky latex, white fragrant flowers; cylindrical pods.
Required Growth conditions:
Tolerates arid to moist soils; full sun to partial shade; suitable for drylands.
Habitat:
Dry deciduous forests, scrubland, hillsides and rocky soils.
Conservation Status:
Not listed as threatened globally (no major IUCN concern).
Dispersal:
Wind-dispersed seeds with tufts; some animal movement possible.
Pollinators:
Insect pollinators (bees, moths, flies) attracted to fragrant flowers.
Medicinal Information:
Traditional uses include anti-inflammatory, dyeing and various folk remedies.
Bird Host Plant:
Provides perches and some seeds/fruit use by birds.
Butterfly Host Plant:
Flowers visited by generalist butterflies; specialist larval hosts not strongly recorded.
Moth Host Plant:
Some Lepidoptera feed on Wrightia genus; species-level lists limited.
Ecological Significance:
Good species for dryland restoration and soil stabilization; supports local fauna.
Cultural Significance:
Used in dyeing and traditional medicine; ornamental in dry gardens.
Air Pollution Tollerance Index (APTI):
No authoritative ATPI value found in peer literature.
Other Uses:
Dyes, small timber, fodder, traditional medicine and ornament.