Picea pungens or the Spring Ghost Colorado Spruce is a slow-growing upright conifer with light blue-green needles. Evergreen and hardy to zones 3-8. In spring new growth emerges a wonderful cream white which covers the entire tree. By June the white needles fade to the normal blue-green again. Prefers sun/partial shade in well-drained soil. 6' tall x 3' wide in 10 years.