Willow-leaved Justicia
Justicia gendarussa Burm.f.
Location
Botanical Garden
Family
Acanthaceae
Common names
Willow-leaved Justicia, Gandarusa, Nili Nirgundi
Native range
South and Southeast Asia
Habitat
Tropical and subtropical regions
Flowering
Throughout the year
Fruiting
Throughout the year
Conservation status
Not threatened; commonly cultivated and naturally occurring in its native range
About this plant
Justicia gendarussa is an evergreen, erect to spreading shrub growing about 1–2 metres in height. Stems are slender and branched. Leaves are simple, opposite, narrow lanceolate to linear-lanceolate, resembling willow leaves, dark green to purplish-green, and smooth-margined. Flowers are small but showy, borne in terminal or axillary spikes; they are pale purple to lavender with darker purple markings. Bracts are narrow and green. The plant has a mild aromatic quality when crushed.
Uses
This plant is widely used in traditional medicine systems such as Ayurveda, Siddha, and folk medicine. Leaves and roots are commonly used for treating rheumatism, arthritis, inflammation, headaches, fever, bronchitis, and muscle pain. Leaf extracts are also used externally for swelling and injuries. In some regions, the plant is used as a hedge or ornamental shrub.
Growing conditions
Thrives in partial shade to full sun and prefers well-drained, fertile soils rich in organic matter. Requires regular watering but does not tolerate waterlogging. Grows well in warm, humid climates and is sensitive to frost. Responds well to pruning, which encourages bushy growth
Habit
Evergreen shrub