Leptospermum scoparium is an evergreen large shrub, or small tree, growing to 12–15 ft (3.3–4.5 m). The leaves are small and pointed. The flowers are white, sometimes tinged with pink, up to 0.6 in (1.5 cm) in diameter.
Leptospermum scoparium is common in lowland to subalpine areas in North and South Islands of New Zealand, also Stewart, the Chatham Islands, and Australia. It has been used as a substitute for tea, hence the name tea tree; also commonly called manuka, its Maori name.