Lemon Bottlebrush
Callistemon citrinus
Also listed as Callistemon lanceolatus, Callistemon cunninghamii
Also known as Bottlebrush Tree, Bottle Brush
Climate Match for your location
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A fast-growing Australian shrub prized for its showy, bright red bottlebrush-like flower spikes that attract hummingbirds and butterflies. It thrives in full sun and dry conditions with minimal water once established.
Why grow it
Callistemon citrinus offers reliable nectar production for pollinators across a longer bloom season than many comparable Mediterranean shrubs, typically flowering spring through summer. Its drought tolerance once established makes it useful for water-conscious designs in USDA zones 9-11, where it outperforms less heat-adapted alternatives. The dense branching habit provides screening or windbreak function alongside ornamental value, distinguishing it from single-season bloomers in similar ecological niches.
Watch out for
This species can become leggy or sparse if not pruned regularly after flowering, requiring intervention to maintain compact form rather than developing naturally into a full shrub. Soil drainage is critical in humid or poorly-draining sites, where it is prone to root issues despite its drought reputation. Heavy nitrogen fertilization can paradoxically reduce flowering density, making soil amendment unnecessary in established plantings.
Overview
- Form
- Growth Rate
- Size
- Dormancy
- Family
- Myrtaceae
Native Range
Eastern Australia
Seasonality
Bloom Season
Season of Interest
Shrub
Woody multi-stem plants at eye level.
Succession Role
Tolerances & Soil
Establishment & Care
- Establishment
- Maintenance
- Propagation
A fast-growing Australian shrub prized for its showy, bright red bottlebrush-like flower spikes that attract hummingbirds and butterflies. It thrives in full sun and dry conditions with minimal water once established.
Climate Match for your location
See how well Lemon Bottlebrush grows in your area.
Enter your ZIP code and we'll show you how this plant fits your local climate.
Why grow it
Callistemon citrinus offers reliable nectar production for pollinators across a longer bloom season than many comparable Mediterranean shrubs, typically flowering spring through summer. Its drought tolerance once established makes it useful for water-conscious designs in USDA zones 9-11, where it outperforms less heat-adapted alternatives. The dense branching habit provides screening or windbreak function alongside ornamental value, distinguishing it from single-season bloomers in similar ecological niches.
Watch out for
This species can become leggy or sparse if not pruned regularly after flowering, requiring intervention to maintain compact form rather than developing naturally into a full shrub. Soil drainage is critical in humid or poorly-draining sites, where it is prone to root issues despite its drought reputation. Heavy nitrogen fertilization can paradoxically reduce flowering density, making soil amendment unnecessary in established plantings.
Overview
- Form
- Growth Rate
- Size
- Dormancy
- Family
- Myrtaceae
Native Range
Eastern Australia
Seasonality
Bloom Season
Season of Interest
Shrub
Woody multi-stem plants at eye level.
Succession Role
Tolerances & Soil
Establishment & Care
- Establishment
- Maintenance
- Propagation
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