Picea pungens 'Koster' |
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Koster Blue Spruce |
Description
Picea pungens 'Koster' is an evergreen shrub or tree. Slow to moderate growth rate. In gardens, reaches 30'-60' tall, 10'-20' wide. In the wild, can reach 100' tall, 25'-35' across. Very stiff, regular, horizontal branches from a broad pyramid. Foliage is a distinctive blue color.
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Anatomy
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Culture
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Design
Plant Type
Tree, Conifer
Height Range
25-40', 40-60', 60-100'
Flower Color
n/a
Flower Season
n/a
Leaf Color
Blue Green
Bark Color
n/a
Fruit Color
Brown
Fruit Season
Winter, Fall
Sun
Full
Water
Very Low, Low, Medium
Growth Rate
Slow
Soil Type
Sandy, Loam, Rocky, Unparticular
Soil Condition
Average, Rich, Poor, Well-drained, Moist, Dry
Soil pH
Acid, Neutral, Basic
Adverse Factors
n/a
Design Styles
Formal, Ranch
Accenting Features
Specimen, Unusual Foliage
Seasonal Interest
n/a
Location Uses
Background, Lawn, Park
Special Uses
Screen
Attracts Wildlife
n/a
Water Saving Tip:
Check your irrigation systems at least once per month (or after each mowing).
Monitor each cycle to identify obvious problems and to confirm that all of the components are functioning properly.
Contact your water agency for assistance.