Callistemon viminalis has dark-green leaves and produces deep-red bottlebrush flowers in the late spring through early summer, with some spot-flowering occurring throughout the year. Callistemon viminalis is capable of tolerating wet sites as well as short spells of drought. Callistemon viminalis is evergreen and native to the states of New South Wales, Queensland, and Western Australia in Australia. Learn more about Callistemon viminalis.