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Washingtonia robusta, photographed by an iNaturalist contributor
(c) itazura, some rights reserved (CC BY-NC) · CC BY-NC
#81 most planted

Washingtonia robusta

Mexican fan palm · also Mexican washingtonia, Skyduster, Washington fan palm

PalmEvergreen
27,679
trees mapped
0.27%
of all named trees
8
cities
15 in
median trunk (38 cm, 26,864 measured)
30 yr
median age (91% have a planting date)

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The Mexican fan palm is a subtropical palm native to the Sonoran Desert. It is widely cultivated globally and is known to be the most common palm in Southern California, though it is considered a high-risk weed in Hawaii.

Where it grows

Trees in each city's inventory, with the share of that city's named trees this species accounts for.

  1. Los Angeles · United States
    25,32430 yr15 in
  2. Tempe · United States
    1,255—13 in
  3. San Francisco · United States
    776—15 in
  4. Taipei · Taiwan
    185—15 in
  5. Buenos Aires · Argentina
    87—11 in
  6. Melbourne · Australia
    50—7.5 in
  7. Paris · France
    1—5.0 in
  8. New Westminster · Canada
    1—8.7 in

Traits

Form
Palm
Foliage
Evergreen
Mature height
50–70 ft
Canopy spread
10–20 ft
Water needs
Low
Drought tolerance
High

Trunk diameters across every city: median 15 in, mean 15 in, 90th percentile 21 in. Measured at breast height, as published by each inventory.

Native range

Terrestrial ecoregions where this species is native. Trees in the dataset mostly stand well outside it.

Deserts & Xeric Shrublands

  • Sonoran desert

Other Washingtonia in the catalogue

3 of the top 2,000 species are in this genus.

Interested in talking trees? arborary.world@gmail.comTree data © the respective municipal publishers and © OpenStreetMap contributors (ODbL).