Colorado Spruce (Picea pungens)
Extremely majestic evergreen conifer growing to 50m. The bark is rough and scaly. The bluish-green needles are sharply pointed. The brown cones are 12cm long.
-
Appearance
Extremely majestic evergreen conifer growing to 50m. The bark is rough and scaly. The bluish-green needles are sharply pointed. The brown cones are 12cm long.
-
Leaves
Evergreen sharply pointed, rigid needles, 2-3cm long, 0.1cm wide. Bluish-green. Needles protrude in all directions.
-
Leaf upperside
Evergreen sharply pointed, rigid needles, 2-3cm long, 0.1cm wide. Bluish-green. Needles protrude in all directions.
Application
Noise abatement, bird protection, public areas, parks, urban areas, car parks, backyards, gardens, pollen (allergy)
Native regions
Western North America, Eastern North America
Location parameters
Light: sunny to off-sun, temperature: normal to cold, soil: extremely dry to moist, soil structure: firm to loose, soil depth: shallow to very deep, soil quality: medium, pH value: 6.0 to 8.0
Demands
Resistant to urban and industrial climates. Tolerates dryness very well.
Growth
Height of growth: 15m to 25m, spread: 6m to 8m, growth habits: wide, horizontal, dense, inclined, overhanging, layered
Leaves
Evergreen sharply pointed, rigid needles, 2-3cm long, 0.1cm wide. Bluish-green. Needles protrude in all directions.
Flowers
Flowering period IV-V, pale green female flower, reddish male flower. Flowers appear in the crown after 10-15 years.
Fruits
Oblong-cylindrical pendent brown cones up to 10cm long. Thin scales, flexible, with wavy edging. Cones only drop after two years.
Bark
Pale grey bark is grey-brown when young, with asymmetrical scales.
Roots
Deep-rooting, fine root system