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.
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Erscheinungsbild
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.
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Blätter
Evergreen sharply pointed, rigid needles, 2-3cm long, 0.1cm wide. Bluish-green. Needles protrude in all directions.
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Blatt Oberseite
Evergreen sharply pointed, rigid needles, 2-3cm long, 0.1cm wide. Bluish-green. Needles protrude in all directions.
Anwendung
Noise abatement, bird protection, public areas, parks, urban areas, car parks, backyards, gardens, pollen (allergy)
Heimatgebiete
Western North America, Eastern North America
Standortparameter
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
Ansprüche
Resistant to urban and industrial climates. Tolerates dryness very well.
unknown
Height of growth: 15m to 25m, spread: 6m to 8m, growth habits: wide, horizontal, dense, inclined, overhanging, layered
Blätter
Evergreen sharply pointed, rigid needles, 2-3cm long, 0.1cm wide. Bluish-green. Needles protrude in all directions.
Blüten
Flowering period IV-V, pale green female flower, reddish male flower. Flowers appear in the crown after 10-15 years.
Früchte
Oblong-cylindrical pendent brown cones up to 10cm long. Thin scales, flexible, with wavy edging. Cones only drop after two years.
Rinde
Pale grey bark is grey-brown when young, with asymmetrical scales.
Wurzel
Deep-rooting, fine root system