Fast-growing, Callistemon viminalis (Weeping Bottlebrush) is a beautiful evergreen shrub or small tree adorned with pendulous branches clothed with narrow, light green leaves. ... Weeping Bottlebrush is useful as a screen plant, in erosion control or as a specimen or street tree. Grows up to 20-30 ft.
Under glass grow in soil based potting mix in full light and good ventilation. In the growing season, water moderately and apply a balanced liquid fertilizer monthly; water sparingly in winter.