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Washingtonia filifera (Palm, Washintonia)

Palm, Washintonia

Palm, California Fan

Washingtonia filifera

Washingtonia Palm, or California Fan Palm, is a large, dramatic fan palm known for its massive trunk and bold architectural presence. Native to desert regions of the southwestern United States, it brings a strong vertical accent and classic Southwestern character to Texas landscapes. Its large, blue-green fan leaves and stout trunk give it a more substantial appearance compared to other fan palms.


Washingtonia thrives in full sun and prefers well-drained soils. It adapts well to alkaline soils and performs reliably in the limestone-based conditions common throughout Central Texas. Once established, it is highly drought tolerant and well suited to hot, exposed sites. Good drainage is essential, especially during winter, as saturated soils can reduce cold hardiness.


In the landscape, this palm is most often used as a tall specimen, boulevard tree, or focal point in large-scale plantings. Mature size typically reaches 40–60 feet tall with a canopy spread of 10–15 feet. When planting multiple palms, spacing them 10–15 feet apart allows for proper trunk and canopy development. Mature trees produce long flower stalks followed by small black fruits that attract birds. It is generally considered deer resistant.


Washingtonia Palm is non-toxic to pets and people. It is hardy into USDA Zone 8 and tolerates cold better than many other tall palms, often surviving into the mid-teens once established. In Central Texas, young palms benefit from trunk protection during severe freeze events. Older fronds may be left to form a “skirt” for a natural look or trimmed for a cleaner appearance.


 

Tall accent
Drought tough
Cold hardy palm

Flower Color:

Creamy White

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Height:

40-60 Feet

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Spread:

10-15 Feet

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Spacing:

10-15 Feet

Homeowner Growing & Maintenance Tips for Washingtonia filifera

The collection of old leaves around trunk can become home to rats and other vermin. 


USDA Hardiness Zone 8a

Characteristics & Attributes

Deer Tolerance
High
Exposure
Full Sun
Full Sun to Part Shade
Habit
Evergreen
Soil pH Preference
Acidic
Alkaline
Water Needs
Low
Tolerates Poor Drainage
No