Callistemon salignus
Willow Bottlebrush
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Willow Bottlebrush (Callistemon salignus) - Description
The Willow Bottlebrush is a small tree endemic to Australia with white papery bark.
Willow Bottlebrush (Callistemon salignus) - Blooming
The common name, Bottlebrush, is derived from the inflorescences of flowers on these plants. The densely packed spikes of flowers are arranged along the stem consisting mostly with long, bristle like stamens that give it the look of a bottle brush.
Willow Bottlebrush (Callistemon salignus) - Growth
Bottlebrushes are fast growing shrubs and trees. Some plants have pliable branches, which make them a good candidate for an informal hedge. Most bottlebrushes will be severely damaged if temperatures dip below 20°F/-7°C. Grow Callistemon in a shrub border or at the base of a house wall. In areas where Callistemon does not grow hardy, raise plants in a cool greenhouse with a minimum temperature of 35°F (2°C). During the day, set temperatures between 41-50°F (5-10°C), and at night, keep the temperature at 36°F (2°C).
Willow Bottlebrush (Callistemon salignus) - Planting
Can be propagated via rooted cuttings from the stem or from seed.
Willow Bottlebrush (Callistemon salignus) - Pest
Spider mites, scale insects, and thornbugs. Other issues include cankers, fungal stem galls, and leaf spots.
Willow Bottlebrush (Callistemon salignus) - Interesting facts
Members of the Callistemon genus are so named because of their inflorescences of flowers. The inflorescences have long stamens and all of the individual flowers are clumped together on the stem. The combination of the clustered flowers and long stamens gives the inflorescence the image of bottlebrush, hence the common name.
Willow Bottlebrush (Callistemon salignus) - Soil and irrigation
Generally tolerant of alkaline soils; however, they will sometimes suffer from chlorosis. Prefers neutral to acidic soil, medium rich with good drainage.
