Leptospermum laevigatum, commonly known as the coastal tea tree, is a woody shrub or small tree of the myrtaceae family native to eastern Australia. Salt-resistant and very hardy, it is commonly used in amenities plantings and coastal plantings. It has also been used in Western Australia where it has become a weed. This species is also planted along the Central Coast of California in the United States to stabilize sand. It is known there as the Australian teatree. The full name for the species is Leptospermum laevigatum (Gaertn.) F.Muell.