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Blue Spruce, Colorado Spruce
Scientific Name: Picea pungens Engelm.
Synonym: Picea commutata, Picea parryana
Family: Pinaceae
Blue Spruce, Colorado Spruce (Picea  pungens)
Picea pungens, Herman, D.E. et al. 1996. North Dakota tree handbook. USDA NRCS ND State Soil Conservation Committee
Recommended Temperature Zone:
sunset: 1-6,14-17
USDA: 2-10

Sun Exposure: Full sun to light shade

Origin: USA (central and southern Rocky Mountains)

Growth Habits: medium to large, pyramidal, evergreen tree, 70 to 115 feet tall (21-33 m), 40 feet in diameter (12 m); yellow-green to bluish or white, four-angled, stiff, needles with sharp points, 0.8 to 1.25 inches long (2-3.2 cm)

Watering Needs: Occasional water

Propagation: Seeds

Picea parryana, 19463 U.S.D.A. Forest Service, courtesy of Hunt Institute

Blooming Habits:

Fruiting Habits:
The Blue Spruce is monoecious. Trees older than 20 years, produce cylindrical, light brown, cones, 2.5 to 4 inches long (6.4-10 cm) with thin, flexible, pointed scales with jagged margins. The seeds are 0.13 inch long (0.3 cm).

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Desert-Tropicals is dedicated to provide gardening advice, gardening ideas, and information about flower of all kind for landscape and collections. We try to check carefully the identification of the plants on the illustrations as well as the other information from the page, but occasionally errors do occur. if you notice anything that needs to be changed please contact us. Thanks.

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