Also called ◼︎ green spruce and ◼︎ white spruce.

Part of spruce  genus Picea in 🌲︎ cedar / fir / hemlock / larch / pine / spruce  family Pinaceae in 🌲︎ conifer  order Pinales.


Native to 🇺🇸 USA 🏔 Rocky Mountains:  Colorado (as in its common name), Wyoming, Idaho, Utah, Arizona and New Mexico.

🗺 Map by county (🇺🇸 USA-48), 🗺 map (scroll down), 🗺 map (North America, Central America).  Adobe Acrobat Reader file

Invasive > 🇨🇦 🇺🇸 Canada+USA Invasive > report it!

🏛🌲︎ State tree of Colorado.

Uses by native peoples
(Ethnobotany database)
  On No-Planting List by Seneca Nation of Indians SNI.  Adobe Acrobat Reader file (pages 59 and 63)

Picea hosts caterpillars of 158 species
of butterflies and moths, in some areas.

Outside the 🏔 Rocky Mountains, has been widely planted as an ornamental.

In Michigan and other areas, many ◼︎ Colorado blue spruce are dying or suffering from spruce decline,  Adobe Acrobat Reader file apparently caused by:


As an alternative, CalvinU recommends replacing this plant with (native to the same area, unfortunately) ◼︎ white fir  Abies concolor.

Learn more about ◼︎ Colorado blue spruce Picea pungens

🔍︎ 🔍︎ images Discover Life Encyclopedia of Life Gymnosperm database Michigan Flora Minnesota Wildflowers Missouri Botanical Garden Flora of North America NRCS PLANTS db Silvics USFS Wikipedia