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The Colorado Blue Spruce.
It became its tree because The Blue Spruce has the most trees in Colorado.
The state tree of Colorado is the Colorado Blue Spruce(Picea pungens).
The botanical name for the Colorado blue spruce tree is the picea pugens
yes
Two states have the blue spruce as their state tree, though these 2 states have two different variations of the blue spruce. These states are Colorado and Utah.
the blue spruce tree is commonly called 'sapin bleu, sapin bleu du Colorado' in French.
blue spruce can grow about 75 feet tall. Here is a link to information about Colorado Blue Spruce growing to 50 meters: http://www.nativetreesociety.org/fieldtrips/us_west/colorado/2009-leverett/20090620-bluespruce.htm (scroll down a bit to find info on the blue spruce) )P.S. Scrolling down does not give you more info on the Colorado Blue Spruce Tree.)
The scientific name for the Colorada Spruce is Picea pungens. A blue variety is P.p. Kosteriana, although all P. pungens have a grey blue tinge to them.
It should be--- Behind my house is a tall blue spruce tree.
The scientific name for the blue spruce tree is pigea pungens
I have been told by a tree grower that bonemeal will keep a blue spruce blue because of the sulphate content