Spruces grow best in full sun and do not tolerate hot, dry, or polluted conditions. Prune to control size or shape by eliminating or reducing the new growth in early spring. Norway Spruce 40' 60' in height, 25' 30' wide. Dwarf cultivars are available. Stiffly pyramidal in youth, developing graceful, pendulous branchlets over time, and an overall softly pyramidal outline.
Numerous cultivars are available, including weeping forms and dwarf, shrubby forms.
Picea glauca White Spruce 40' 60' in height, 10' 20' wide. Dwarf cultivars are available. White spruce forms a broad, dense cone in youth, becoming a tall, fairly narrow spire. Useful as a specimen, mass planting, hedge, or windbreak. Best in full sun, but tolerant of some shade.