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Fraxinus angustifolia, photographed by an iNaturalist contributor
(c) lucapassalacqua, some rights reserved (CC BY-NC) · CC BY-NC
#251 most planted

Fraxinus angustifolia

Narrow-leaved ash · also Raywood ash, Desert ash

BroadleafDeciduous
6,399
trees mapped
0.06%
of all named trees
16
cities
5.6 in
median trunk (14 cm, 5,012 measured)

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This deciduous tree, native to central-southern Europe, Northwest Africa, and Southwest Asia, features elegant, slender branches and a dense, rounded canopy. Its wind-pollinated blooms are followed by papery, winged fruits. It is a fast-growing species that requires full sunlight and has moderate water needs, though it is considered highly invasive in southern Australia.

Where it grows

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

  1. London · United Kingdom
    1,734—4.3 in
  2. Amsterdam · Netherlands
    1,09929 yr9.8 in
  3. Melbourne · Australia
    1,089—5.6 in
  4. Paris · France
    1,017—5.6 in
  5. Vancouver · Canada
    843—16 in
  6. Berlin · Germany
    20913 yr4.4 in
  7. San Francisco · United States
    110—5.0 in
  8. Victoria · Canada
    66—6.3 in
  9. New Westminster · Canada
    6421 yr7.7 in
  10. Los Angeles · United States
    5830 yr7.5 in
  11. Copenhagen · Denmark
    5521 yr2.4 in
  12. Tempe · United States
    29—6.0 in
  13. Boston · United States
    1723 yr42 in
  14. Montreal · Canada
    635 yr6.9 in
  15. Denver · United States
    2—15 in
  16. Buenos Aires · Argentina
    1—7.9 in

Traits

Form
Broadleaf
Foliage
Deciduous
Mature height
40–50 ft
Canopy spread
20–30 ft
Growth rate
Fast
Sun
Full sun
Water needs
Moderate
Blooms
Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov

Trunk diameters across every city: median 5.6 in, mean 7.9 in, 90th percentile 16 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.

Temperate Broadleaf & Mixed Forests

  • Balkan mixed forests
  • Caucasus mixed forests
  • Central European mixed forests
  • Western European broadleaf forests

Temperate Conifer Forests

  • Elburz Range forest steppe

Mediterranean Forests, Woodlands & Scrub

  • Northeast Spain and Southern France Mediterranean forests

Other Fraxinus in the catalogue

20 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).