Cold? No Problem

The following conifers are among the cold-hardiest on earth!

Selected cuttings from the Washington Park Arboretum, (January 3 - 16, 2017)
David Zuckerman
Selected cuttings from the Washington Park Arboretum
(January 3 – 16, 2017)

1)   Abies balsamea                (Balsam Fir)

  • USDA Hardiness Zone 3: -40° to -30°F.
  • North American fir with range distribution as far north as Labrador, Canada.
  • Balsam fir is the most cold-hardy and aromatic of all firs.

2)   Juniperus communis                (Common Juniper)

  • USDA Hardiness Zone 2: -50° to -40°F.
  • The most widespread tree or shrub in the world!
  • Circumpolar distribution throughout northern hemisphere.

3)   Larix laricina                (Tamarack)

  • USDA Hardiness Zone 1: Below -50°F.
  • North American deciduous conifer
  • Distributed as far north as the Arctic Circle in Alaska.

4)   Picea abies                (Norway Spruce)

  • USDA Hardiness Zone 2: -50° to -40°F.
  • Timber spruce native to northern and central Europe.
Close-up photo of Pinus sylvestris seed cone
David Zuckerman
Close-up photo of Pinus sylvestris seed cone

5)   Pinus sylvestris                    (Scotch Pine)

  • USDA Hardiness Zone 2: -50° to -40°F.
  • One of the most widely distributed pines.
  • Native to Eurasia

 

To locate specimens of these plants, please visit our interactive map
http://depts.washington.edu/uwbg/gardens/map.html