Plant Profile

Callistemon citrinus (Red Bottlebrush)

Callistemon citrinus is an evergreen shrub with bright red flower spikes, that looks like a brush, that's why its common name is Bottlebrush. It's native to Australia.

To be grown in well drained soil, and in full sun location.

Landscape Information
Botanical Description
Horticulture Management

By A. Barra (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC BY 3.0 (http://creativecommons.org/licenses/by/3.0)], via Wikimedia Commons
Peter A. Mansfeld [CC-BY-3.0 (http://creativecommons.org/licenses/by/3.0)], via Wikimedia Commons

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French Name: Rince-bouteilles

Pronunciation: kal-liss-STEE-mawn sih-TRY-nus
Plant type: Shrub
Origin: Australia
Heat Zones: 1 to 12

Hardiness Zones: 9 to 11
Uses: Screen, Bonsai, Specimen, Container, Wildlife, Pollution Tolerant / Urban
Size/Shape

Growth Rate: Moderate

Tree Shape: Round

Canopy Symmetry: Symmetrical

Canopy Density: Medium

Canopy Texture: Fine

Height at Maturity: 3 to 5 m

Spread at Maturity: 3 to 5 meters

Time to Ultimate Height: 2 to 5 Years
Notes
A twig gall can disfigure the tree.

By A. Barra (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC BY 3.0 (http://creativecommons.org/licenses/by/3.0)], via Wikimedia Commons
Peter A. Mansfeld [CC-BY-3.0 (http://creativecommons.org/licenses/by/3.0)], via Wikimedia Commons

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Foliage

Leaf Arrangement : Alternate

Leaf Venation: Pinnate

Leaf Persistance: Evergreen

Leaf Type: Simple

Leaf Blade: Less than 5

Leaf Shape: Awl

Leaf Margins: Entire

Leaf Texture: Rough, Coarse

Leaf Scent: No Fragance

Color(growing season): Green

Color(changing season): Green
Flower

Flower Size Range: 7 - 10

Flower Type: Spike

Flower Sexuality: Monoecious (Bisexual)

Flower Scent: No Fragance

Flower Color: Red

Seasons: Spring, Winter
Trunk

Trunk Susceptibility to Breakage: Generally resists breakage

Number of Trunks: Multi-Trunked

Trunk esthetic Values: Not Showy, Fissured
Fruit

Fruit Type: Capsule

Fruit Showiness: Yes

Fruit Size Range: 7 - 10

Fruit Color: Brown

Seasons: Spring, Winter

By A. Barra (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC BY 3.0 (http://creativecommons.org/licenses/by/3.0)], via Wikimedia Commons
Peter A. Mansfeld [CC-BY-3.0 (http://creativecommons.org/licenses/by/3.0)], via Wikimedia Commons

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Tolerance

Drought Tolerance: Yes

Salt Tolerance: Moderate
Requirements

Soil Requirements: Clay, Loam, Sand

Soil Ph Requirements: Acidic, Neutral

Water Requirements: Moderate

Light Requirements: Full, Part
Management

Toxicity: No

Invasive Potential: No

Susceptibility to Pests and Diseases: No

Pruning Requirements: Little needed, to develop a strong structure

Fruit/ Leaves/ Flowers litter: No

Surface Rooting: No

Life Span: Less than 25

Plant Propagation: Seed, Cutting