SelecTree: Tree Detail
Photo Locations: Los Angeles County Arboretum - Arcadia, CA, Santa Barbara Courthouse - Santa Barbara, CA and San Luis Obispo, CA
General NotesLemon Bottlebrush is commonly grown as a shrub, or as a single trunk tree standard. It is a tough, reliable evergreen species, attractive by nature of its red brushlike flower plumes, though it is considered quite common and not especially exciting otherwise. It is especially attractive to hummingbirds. It may require regularly scheduled light top-trimming (but not necessarily shearing) of vigorous top shoots to maintain its height below 25'.
Has fragrant Leaf.
Native to Queensland, New South Wales and Victoria in Australia.
Additional Common Names
CRIMSON BOTTLEBRUSH, LEMON BOTTLEBRUSH
Erect or Spreading with a Low Canopy.
Oval or Rounded Shape.
Has Evergreen foliage.
Height: 20 - 25 feet.
Width: 25 feet.
Growth Rate: 36 Inches per Year.
Longevity 40 to 150 years.
Leaves Lanceolate, Medium Green, No Change, Evergreen.
Flowers Showy. Red. Flowers in Spring or Summer. Has perfect flowers (male and female parts in each flower).
Brown Capsule, Small (0.25 - 0.50 inches), fruiting in Fall Wildlife use it.
Bark Light Green or Light Gray, Exfoliating or Striated.
Shading Capacity Rated as Dense in Leaf.
Litter Issue is Flowers.
Tree Site Conditions & Constraints
Sunset Zones 8, 9 and 12 - 24.
USDA Hardiness Zones 9 - 11.
Exposure Full Sun to Partial Shade.
Moist to Dry Soil.
Clay, Loam or Sand Texture.
Slightly Acidic to Highly Alkaline Soil pH.
Seaside Tolerance is Good in Mild Zone.
Pests & Disease Information
Susceptible to Chlorosis.
Health, Safety & Environmental Concerns
Branch Strength Rated as Medium.
Root Damage Potential Rated as Low.
Allergy Health Hazard.
Biogenic Emissions considered High.
Fire Resistance is Favorable.
Desirable Wildlife Plant.
Attracts Birds and Bees.
Not Deer Palatable.
Wildlife use Fruit.
Special Uses & Values
Street Tree or Screen.
Espalier or Hedged.
Cite this tree:
SelecTree. "Callistemon citrinus Tree Record." 1995-2019. Sep 17, 2019.
< https://selectree.calpoly.edu/tree-detail/callistemon-citrinus >
SelecTree Nursery Connection Map
Cal Poly / ESRI