About

Picea pungens, the Colorado spruce, is a conical to columnar evergreen tree to about 15 m with scaly, grey bark and orange-brown shoots. Needles are stiff, pointed, bluish-grey-green, curving upwards and covered in wax. Cylindrical cones are green at first, ripening to pale brown, to 12 cm long. A popular and ornamental conifer for a sheltered, sunny garden, especially in glaucous-needled blue-spruce forms.

About the genus

Picea, the spruces, are evergreen trees with rigid, needle-like leaves arranged singly all round the shoots and narrow, leathery-scaled cones borne near the ends of the shoots. A large genus of ornamental conifers ranging from large trees to compact dwarf cultivars.

Growing conditions

SunlightFull sun
Soil typeClay, Loam, Sand
Soil pHAcid, Neutral
Soil moistureMoist but well-drained
AspectSouth-facing, West-facing
ExposureExposed, Sheltered
UK hardinessH7

Plant details

Plant typeConifers, Trees
HabitColumnar upright
FoliageEvergreen
HeightHigher than 12 metres
Spread4-8 metres
Time to full height20-50 years
Suggested usesArchitectural

Care notes

CultivationGrow in moist but well-drained, neutral to acid soil. See conifer cultivation for more advice
PruningNo pruning required
PropagationPropagate by seed
Pest resistanceMay be susceptible to adelgids, aphids and conifer red spider mite
Disease resistanceMay be susceptible to honey fungus