Picea glauca Pinaceae
White Spruce, Canadian Spruce, Skunk Spruce PI-see-a GLAW-ka
- Conifer, evergreen tree, to 80 ft (24 m), tall and narrow in age. Needles straight, stiff, 15-22 mm long, green to bluish-green,
quadrangular in cross-section, 2-5 stomatal bands on each surface; unpleasant odor when crushed. Cones cylindrical, slender, 3-6 cm long.
- Sun, but tolerates some shade. Tough, withstands wind, heat,
cold, drought, and crowding; can be used as hedge. Often found at the arctic tree line.
- Hardy to USDA Zone 2 Native range from Alaska to Labrador, south into Montana, Minnesota, and New York.
- glauca: glaucous (covered with a waxy bloom that rubs off readily), the leaves