An example of dia used as a prefix is in the word diagnosis, which means a thorough analysis of a disease. dia- through, throughout, across: diachronic, diagram
Blue spruce evergreen trees (Picea pungens) grow wild in Western North America in U.S. Department of Agriculture plant hardiness zones 3 through 8. This erect tree produces blue-green evergreen needles that are sharp to the touch. Blue spruces reach 30 to 65 feet tall, spreading 10 to 20 feet wide. With good care this slow-growing tree can grow up to 12 inches per year. Blue spruce trees grow well as showcase trees or as part of a windbreak. Examine the location of the blue spruce tree while it is still young enough to transplant.
Overview. Alberta spruce trees (Picea glauca Conica) are small dwarf trees that are characterized by their vibrant green, tight, dense foliage, which gives the trees a slightly fuzzy appearance. They are evergreen conifers that grow to a maximum of 4 to 6 feet in height.Alberta spruce trees can be grown in many regions of the United States (between USDA hardiness zones 2 and 8). They are very popular landscape trees.verview. Alberta spruce trees (Picea glauca Conica) are small dwarf trees that are characterized by their vibrant green, tight, dense foliage, which gives the trees a slightly fuzzy appearance. They are evergreen conifers that grow to a maximum of 4 to 6 feet in height.