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Celtis occidentalis, photographed by an iNaturalist contributor
(c) Ayotte, Gilles, 1948-, some rights reserved (CC BY-SA) · CC BY-SA
#26 most planted

Celtis occidentalis

Common hackberry · also American hackberry, Northern hackberry, Nettletree

Deciduous
77,444
trees mapped
0.75%
of all named trees
32
cities
3.1 in
median trunk (8 cm, 76,412 measured)
8.3 yr
median age (27% have a planting date)

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This large deciduous tree is known for its rugged, cork-like bark and asymmetrical, coarse-textured leaves, producing small, bird-attracting fruits in autumn. Highly adaptable to various soil types and urban conditions, it offers a sturdy, shade-providing canopy due to its deep root system. It is a moderately long-lived hardwood common in Eastern North America.

Where it grows

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

  1. Toronto · Canada
    14,149—3.1 in
  2. Montreal · Canada
    10,69711 yr5.9 in
  3. Denver · United States
    10,640—9.0 in
  4. Ottawa · Canada
    10,3099.4 yr3.5 in
  5. Quebec City · Canada
    5,4667.9 yr2.8 in
  6. Mississauga · Canada
    4,988—2.4 in
  7. Washington, DC · United States
    3,9356.0 yr3.0 in
  8. New York City · United States
    3,594—7.0 in
  9. Winnipeg · Canada
    2,316—2.4 in
  10. Longueuil · Canada
    1,901—2.4 in
  11. Kingston · Canada
    1,781—2.0 in
  12. Halifax · Canada
    1,5843.8 yr1.6 in
  13. Burlington, ON · Canada
    1,4913.8 yr3.1 in
  14. Ajax · Canada
    1,452—2.4 in
  15. Boston · United States
    9994.2 yr2.0 in
  16. Lethbridge · Canada
    5008.8 yr2.8 in
  17. Burlington · United States
    4678.8 yr7.0 in
  18. Vancouver · Canada
    364—3.0 in
  19. Paris · France
    147—12 in
  20. Athens · Greece
    118——
  21. Moncton · Canada
    10910 yr3.9 in
  22. Amsterdam · Netherlands
    1026.8 yr7.9 in
  23. Edmonton · Canada
    1006.1 yr2.4 in
  24. Kelowna · Canada
    66—6.7 in
  25. Calgary · Canada
    47—2.8 in
  26. Victoria · Canada
    27—2.0 in
  27. Los Angeles · United States
    2535 yr7.5 in
  28. Berlin · Germany
    249.8 yr5.8 in
  29. Buenos Aires · Argentina
    19—3.5 in
  30. San Francisco · United States
    15—8.0 in
  31. New Westminster · Canada
    105.8 yr2.0 in
  32. Helsinki · Finland
    2—2.0 in

Traits

Foliage
Deciduous
Mature height
45–80 ft
Canopy spread
40–50 ft
Growth rate
Fast
Wildlife value
High
Blooms
Mar, Apr, May

Trunk diameters across every city: median 3.1 in, mean 5.7 in, 90th percentile 13 in. Measured at breast height, as published by each inventory.

Other Celtis in the catalogue

11 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).