Bottle brush/Callistemon are evergreen shrubs with aromatic, linear to lance-shaped leaves and bottlebrush-like spikes of flowers in which the long colourful stamens are prominent. The name derives from the plant’s flowers, which look like bottle brushe. They are long lived, require minimal maintenance.
Note: Image is for reference purpose only. Actual plant may vary in shape or appearance based on climate, age, height etc.