These trees (Picea glauca) grow well in protected sites and require well-draining soil. The Black Hills Spruce variety (P. glauca var. densata) offers blue foliage. These trees grow to 50 feet ...

However, they can be tough on newly planted trees and Christmas trees. The rust is most common on blue spruce but can also infect white and black spruce. The fungus only infects the current year ...

A blue spruce is no longer just a blue spruce. At one wholesale nursery, there are 25 varieties of blue spruce. ‘Scottie’ is a dwarf variety that only grows about 4 ft tall.

Why do we love Christmas trees? Is it because the leaves are so ... Through the end of December, spectators can marvel at the Colorado Blue Spruce's 450 strings of LED lights and 120 star ...