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Quercus bicolor, photographed by an iNaturalist contributor
(c) Bart Lawrence, some rights reserved (CC BY-NC), uploaded by Bart Lawrence · CC BY-NC
#72 most planted

Quercus bicolor

Swamp white oak

Deciduous
31,282
trees mapped
0.30%
of all named trees
25
cities
3.1 in
median trunk (8 cm, 30,438 measured)

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Quercus bicolor, commonly known as swamp white oak, is a medium-sized North American species found in north central and northeastern mixed forests. Its leaves have a distinctive silvery-white underside. This adaptable tree can survive in a variety of habitats.

Where it grows

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

  1. New York City · United States
    7,931—6.0 in
  2. Toronto · Canada
    6,272—3.1 in
  3. Denver · United States
    5,966—3.0 in
  4. Washington, DC · United States
    4,2229.7 yr5.1 in
  5. Boston · United States
    1,9154.9 yr3.0 in
  6. Montreal · Canada
    1,6164.4 yr2.0 in
  7. Mississauga · Canada
    1,276—2.4 in
  8. Kingston · Canada
    420—1.6 in
  9. Longueuil · Canada
    419—3.9 in
  10. Burlington, ON · Canada
    3254.3 yr2.0 in
  11. Halifax · Canada
    2748.8 yr1.6 in
  12. Ottawa · Canada
    247—6.3 in
  13. Burlington · United States
    1446.8 yr2.0 in
  14. Quebec City · Canada
    1032.4 yr2.0 in
  15. Vancouver · Canada
    45—3.0 in
  16. Ajax · Canada
    30—2.0 in
  17. Paris · France
    29—2.8 in
  18. New Westminster · Canada
    262.5 yr2.0 in
  19. Edmonton · Canada
    79.4 yr2.4 in
  20. Amsterdam · Netherlands
    515 yr9.8 in
  21. Berlin · Germany
    4—4.4 in
  22. Victoria · Canada
    2—1.4 in
  23. Helsinki · Finland
    2—2.0 in
  24. Melbourne · Australia
    1—12 in
  25. Moncton · Canada
    1—3.9 in

Traits

Foliage
Deciduous
Mature height
50–70 ft
Canopy spread
50 ft
Water needs
Moderate
Wildlife value
High
Blooms
Mar, Apr, May

Trunk diameters across every city: median 3.1 in, mean 5.4 in, 90th percentile 11 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

  • New England-Acadian forests

Other Quercus in the catalogue

74 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).