• Spruce trees grow in cold climates throughout the world.snowy spruce tree branch image by Daria Miroshnikova from Fotolia.com
  
  The scientific name for the spruce tree genus is Picea, according to the U.S. Department of Agriculture. Spruce trees are used as Christmas trees around the world. Some businesses focus on growing and harvesting spruce trees for the sole purpose of selling them as Christmas trees.
  
  

White Spruce Tree

• The scientific name for the white spruce tree is Picea galuca, according to the Arbor Day Foundation. White spruce trees grow to heights ranging from 40 to 60 feet. The spread of a white spruce tree ranges from 10 to 20 feet. These trees grow best in full sunlight and have a medium growth rate. They grow in USDA zones 2 through 6. White spruce trees are not fire resistant, according to the United States Department of Agriculture. They have yellow flowers and brown seeds that are dispersed by the wind. These trees grow best in soils with pH levels ranging from 4.0 to 8.2.
  
  

Colorado Blue Spruce

• The scientific name for the Colorado blue spruce tree is Picea pungens, according to the Arbor Day Foundation. Colorado blue spruce trees grow up to heights ranging from 50 to 75 feet. The spread of Colorado blue spruce trees ranges from 10 to 20 feet. These trees grow best in full sunlight and have slow to medium growth rates. Blue spruce trees have a yellow flower and green leaves. These trees grow best in soils with pH levels between 5.5 and 7.2 and have a low salinity tolerance.
  
  

Norway Spruce

• The scientific name for the Norway spruce is Picea abies, according to the University of Florida. Norway spruce trees grow to heights ranging from 80 to 100 feet. The spread of Norway spruce trees ranges from 25 to 40 feet. Norway spruce trees grow in USDA zones 2a through 7a. The root system of these trees is shallow and often dense. Norway spruce trees have yellow flowers and dark green foliage. These trees grow best in soils with pH levels ranging from 5.0 to 7.0 The bloom period of the Norway spruce is midspring.
  
  

Dwarf Alberta Spruce

• The scientific name for the dwarf Alberta spruce is Picea glauca Conica. These trees grow in USDA hardiness zones 3a through 7b. They grow best in full sun, but can also tolerate habitats with partial shade. Dwarf Alberta spruce trees grow to heights ranging from 6 to 8 feet. Soils with pH levels ranging from 6.1 to 7.5 work best for these trees which include acidic and neutral soil types.