Stiff Bottlebrush Bonsai Tree, scientific name Callistemon rigidus, is an evergreen shrub known for its interesting red flowers that resemble bottle brush.
Scientific name: Callistemon rigidus
Common Names: Stiff Bottlebrush, Flowering Bottlebrush, Red Cluster Bottlebrush, Bottlebrush.
Origin: Native to Australia.
Appearance: It has a textured bark that gives a tree an old appearance even when the tree is a few years old.
Flowering: Produces attractive bright red flowers that resemble a bottle brush, hence the name Stiff Bottlebursh.
Outdoor/Indoor Use: Both.
Light Requirements: Full sun to partial shade.
Water Requirements: Likes moist but well drained soil. Never let the soil to dry out completely.
Hardiness: Grows best in the USDA Zones 10-11.
Insects and Diseases: Spider mites, Sphaeropsis gall, root rot.
Propagation: By seeds and cuttings.
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