Answer: Colorado blue spruce trees typically reach a height of 30'-60' and spread out 10'-20'. Their silvery-blue needles are prickly to the touch and aromatic. The pyramidal shape of Colorado blue spruce trees makes them a classic choice for Christmas.
Colorado blue spruce trees don't need to be pruned, but they can be pruned if you wish to promote denser foliage. Prune off half of the fresh growth on each candle (i.e., growing tip) in spring. Plant in full sun to partial sun in a location with moist, fertile soil.
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