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Rock elm (Ulmus thomasii)


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Type

deciduous tree icon

Deciduous

Status

species native to Canada

Native

Edible fruit/nut tree?

NO

Names

Latin (scientific) name: Ulmus thomasii

Common English name: Rock elm

Other names: Cork elm

French name: Orme liège

Habitat

Often grows on heavy clay soils of limestone ridges.

Other notes

Can be recognized by its irregular corky ridges on its branches.

Hardiness zone(s)

1a, 1b, 2a, 2b, 3a, 3b, 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b

  • Zone 0
  • Zone 1
  • Zone 2
  • Zone 3
  • Zone 4
  • Zone 5
  • Zone 6
  • Zone 7
  • Zone 8
  • Zone 9

A hardiness zone is a geographically defined area where a given plant is capable of growing. Hardiness zones are based largely on climate, particularly minimum temperatures. Zone 0 covers the harshest areas in Canada for plant species. Higher numbers represent more temperate areas.

For more information on plant hardiness zones in Canada, visit Natural Resources Canada.

Images:

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