Blue Spruce (Colorado Spruce) vs Kentucky Coffeetree - TreeTime.ca

Blue Spruce (Colorado Spruce) vs Kentucky Coffeetree

Gymnocladus dioicus

Picea pungens

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Kentucky Coffeetree
Blue Spruce (Colorado Spruce)

The Kentucky Coffeetree has the largest leaves of any native tree in North America! In the summer, its large green canopy provides shade. While in the winter, its leathery bean pods act as a decorative element against the sky as they rattle in the wind. Beautiful year-round, this tree is an elegant addition to any landscape.

Blue Spruce, also known as Colorado Spruce, is our best selling tree! People are attracted to the distinctive blue-green color of this hardy evergreen. But Blue Spruce really stands out because it is tough, long lived, and adapted to a wide range of growing conditions. Blue Spruce trees are ideally suited for use in shelterbelts, privacy screens, or as accent trees.

Please note: our Blue Spruce are grown from seed and the needles vary in color from green to blue.

Kentucky Coffeetree Quick Facts

Blue Spruce (Colorado Spruce) Quick Facts

Zone: 3a
Zone: 2a
Height: 21 m (70 ft)
Height: 27 m (90 ft)
Spread: 15 m (50 ft)
Spread: 6 m (20 ft)
Moisture: dry, normal
Moisture: dry, normal
Light: full sun
Light: full sun
Hybrid: no
Hybrid: no
Catkins: no
Catkins: no
Growth rate: medium
Growth rate: slow
Life span: long
Life span: long
Suckering: high
Suckering: none


In row spacing: 3 - 4 m (10 - 12 ft)
Between row spacing: 5 m (16 ft)

Toxicity: Uncooked pods are toxic to humans

Other Names: coffeetree
Other Names: colorado blue spruce, colorado spruce