Colorado Blue Spruce

Scientific Name:  Picea pungens

Light:  Full sun

Zone:  2 to 7

Height:  30 to 60 feet

Width:  10 to 20 feet

Flowers:  non-flowering

Fruit/Seed:  Seed cones are green or violet, ripening pale buff

Fall Color:  evergreen

Butterflies:

Birds:  Food value for grouse, finches and nuthatches  Provide excellent nesting, roosting, and winter cover for numerous small birds.

Hummingbird:

Deer Resistant:  Seldom severely damaged

Insects/Pollinators:

Native:  Not in Maryland, Native to Southwest United States

Idea Garden:

Description

While more tolerant of heat & drought than other spruces, it still dislikes heat and humidity.  Many blue spruce cultivars are available including some shrubs.  

Cultivars/Varieties

f. glauca (also known as var. glauca) – natural variants, bluish foliage.

‘Compacta’ – dwarf, 10 feet, flat-topped with low horizontal branches

Fat Albert’ – bright blue-needles, short, squat pyramidal, 15′ tall.

‘Glauca Pendula’ ( ‘Glauca Procumbens’, ‘Glauca Prostrata’)-  groundcovers.

‘Hoopsii’ – strongest blue color, neat, upright tree.

‘Iseli Fastigiata’ – upright, narrow, strong blue foliage.

‘Iseli Foxtail’ – The needles at the tips of new branches are much shorter than those at the base,  open tree, better heat tolerance

‘Mission’ – 10-15 feet, wide pyramid

‘Moerheim’  – 30′ tall, good blue foliage color, often irregular  young

‘Montgomery’ – conical, silvery-blue needles

‘Pendula’ – With training, upright tree with cascading growth or prostrate as a groundcover.

‘Thompsenii’ –  similar to ‘Hoopsii’, bright blue needles, pyramidal

Sources

Native Plants for Wildlife Habitat and Conservation Landscaping: Chesapeake Bay Watershed

Blue Spruce – USDA Plant Fact Sheet

Blue Spruce – Missouri Botanical Garden

Blue Spruce – University of Connecticut Plant Database

Landscape Plants Rated by Deer Resistance – Rutgers

Blue Spruce – North Carolina State Extension

Blue Spruce – Colorado State Forest Service

Recommended for Wildlife by

Gardening for the Birds by George Adams

The Audubon Backyard Bird Watcher by Burton & Kress

Attracting Wildlife – HGIC

Songbirds – FS613

Twelve Ways to Design a Bird-friendly Garden – Brooklyn Botanical Garden

Landscaping to Attract Birds – Baltimore Bird Club

Essential Native Trees and Shrubs for the Eastern United States by Dove & Woolridge

Photos

University of Connecticut Plant Database

 

Additional information

Zones

Zone 5, Zone 6, Zone 7

Light

Sun

Soil

Loam, Moist

Wildlife Value

Deer Resistant, Food for Birds, Nest Sites, Summer Cover, Winter Cover

Notable Features

Evergreen, Hedge

Local Availability

Available, Widely Available

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