Picea pungens 'Koster'
Koster Blue Spruce
Description
Picea pungens 'Koster' is an evergreen shrub or tree. It has a slow to moderate growth rate. In gardens, it reaches 30'-60' tall and 10'-20' wide. In the wild, can reach 100' tall and 25'-35' across. Very stiff, regular, horizontal branches from a broad pyramidal foliage have a distinctive blue color. This is a highly combustible plant.
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
Apply as little fertilizer as possible.
If you use fertilizer make sure it stays on the landscape, and carefully water it in so there is NO runoff.