No images found for this plant ID: 23.

Ensure images are uploaded to the Media Library and tagged with "23" in the "plant_image_tag" taxonomy.

Safe for Children?

Safe for Dogs?

Safe for Cats?

Safe for Reptiles?

white fir

Scientific Name: Abies concolor

Family: Pinaceae

Category: Gymnosperm

Growth: Tree

Duration: Perennial

Other Names: NV (Rocky Mountain white fir)

       

White Fir (Abies concolor)

Abies concolor, commonly known as white fir or Colorado white-fir, is a popular evergreen tree appreciated for its ornamental qualities and various practical applications.

Considerations for Pets

  • White fir needles are 2 to 3 inches long and slightly flattened. Consider potential ingestion hazards.
  • The tree's essential oil contains d-limonene.

Considerations for Children

  • White fir needles are 2 to 3 inches long and slightly flattened. Consider potential ingestion hazards.

Taxonomy and Nomenclature

  • Scientific Name: Abies concolor (Gord. & Glend.) Lindl. ex Hildebr.
  • Family: Pinaceae (Pine family)
  • Synonyms and Common Names:
    • Colorado white fir
    • Concolor fir
    • Colorado fir
    • Rocky Mountain white fir
    • California white fir (var. lowiana)
    • White balsam
    • Oyamel de California
    • Picea concolor

Distribution and Habitat

  • Native to the mountains of western North America.
  • Found in the western United States, including Oregon, Idaho, the Rocky Mountains, and Californian mountains, extending to Arizona and Baja California, Mexico.
  • Grows at elevations with long winters, moderate to heavy snowpacks, and short growing seasons.
  • Can tolerate less than ideal growing environments, including semi-arid, hot, low elevation areas.

Morphological Characteristics and Growth Habits

  • A large pyramidal tree with a formal appearance.
  • Young trees are strongly conical. Older trees develop differently.
  • Typically reaches a mature height of 75 feet or more, but often smaller in landscapes (40 to 50 feet). Can grow to 60-100 feet tall and live up to 300 years.
  • Can reach sizes of 130-150 ft in height and 3 to 4 ft in diameter.
  • Needles are 2 to 3 inches long, slightly flattened, and can be silver-blue to silver-green.
  • Needles about 1" long yellow-green on top surface of needles (no white bloom on upper surface)--whitish bands on undersides.
  • Sets of needles flattened or "V" shaped.

Uses

  • Ornamental tree, valued by landscapers for its concentric pyramidal shape and striking blue-cast foliage.
  • Popular Christmas tree due to its delightful aroma, good needle retention, and strong, sturdy branches.
  • Construction lumber, often grouped with other species of fir and hemlock.
  • Essential oil derived from the soft needles, used to support healthy joints, muscles, and respiratory function and to promote relaxation.
  • Building material in traditional Native American practices.
  • Windbreak.

Further Information

  • Arbor Day Foundation (arborday.org) offers information on size, height, growth rate, sun and soil preference.
  • Plant Guide prepared and contributed by Sarah Wennerberg.
  • Monrovia provides details and information on their Blue Cloak White Fir.