Callistemon viminalis, also known as Weeping Bottlebrush, is a shrub

Shrub

A shrub or bush is distinguished from a tree by its multiple stems and shorter height, usually under 5–6 m tall. A large number of plants may become either shrubs or trees, depending on the growing conditions they experience...

 or small tree

Tree

A tree is a perennial woody plant. It is most often defined as a woody plant that has many secondary branches supported clear of the ground on a single main stem or trunk with clear apical dominance. A minimum height specification at maturity is cited by some authors, varying from 3 m to...

 in the family Myrtaceae

Myrtaceae

The Myrtaceae or Myrtle family are a family of dicotyledon plants, placed within the order Myrtales. Myrtle, clove, guava, feijoa, allspice, and eucalyptus belong here. All species are woody, with essential oils, and flower parts in multiples of four or five...

. It is native to the states of New South Wales

New South Wales

New South Wales is a state of :Australia, located in the east of the country. It is bordered by Queensland, Victoria and South Australia to the north, south and west respectively. To the east, the state is bordered by the Tasman Sea, which forms part of the Pacific Ocean. New South Wales...

 and Queensland

Queensland

Queensland is a state of Australia, occupying the north-eastern section of the mainland continent. It is bordered by the Northern Territory, South Australia and New South Wales to the west, south-west and south respectively. To the east, Queensland is bordered by the Coral Sea and Pacific Ocean...

 in Australia

Australia

Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

 where it often occurs along watercourses.

Weeping Bottlebrush grows up to 8 metres in height and has pendent branches with leaves which are 3 to 7 cm long and 3 to 7 mm in width. The bright red flower spikes, which are 4 to 10 cm in length and about 3 to 6 cm in diameter occur between spring and summer

Cultivation

Cultivar

Cultivar

A cultivar'Cultivar has two meanings as explained under Formal definition. When used in reference to a taxon, the word does not apply to an individual plant but to all those plants sharing the unique characteristics that define the cultivar. is a plant or group of plants selected for desirable...

s include:

• C.viminalis ‘Captain Cook’
  Callistemon 'Captain Cook'
  Callistemon 'Captain Cook is a widely-grown cultivar of the plant genus Callistemon. It grows between 1.5 and 2 metres high and forms a dense, slightly weeping shrub. A proliferation of red "brushes" are produced in spring, with further flowering sometimes occurring in late summer or autumn...
  
  
• C.viminalis ‘Dawson River Weeper’
• C.viminalis ‘Rose Opal’
• C.viminalis ‘Wilderness White’
• C.viminalis ‘Wollumbin’