Life Span
Perennial
Perennial
Type
Needled or Scaled Evergreen
Tree
Origin
Western United States
Australia
Types
Norway Spruce, White Spruce, Picea omorika
Acacia aneura, Corkwood
Number of Varieties
3515
0
40000
👆🏻
Habitat
Rocky areas, stream banks, Woodland Garden Canopy
Scrubs, tussock grasslands, Upland savannas
USDA Hardiness Zone
2-810-11
0
99
👆🏻
AHS Heat Zone
8-1
12-10
Sunset Zone
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17
8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Pyramidal
Upright/Erect
Plant Size
Minimum Height
1,200.00 cm550.00 cm
0
3900
👆🏻
Minimum Width
900.00 cm370.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Green, Orange, Purple
Lemon yellow
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown
Gray Green
Leaf Color in Spring
Green, Blue Green, Steel Blue
Blue Green
Leaf Color in Summer
Green, Blue Green, Steel Blue
Blue Green
Leaf Color in Fall
Green, Blue Green, Steel Blue
Blue Green
Leaf Color in Winter
Blue Green, Gray Green, Steel Blue
Blue Green
Shape
Leaf Shape
Needle like
Long Narrow
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Medium
Slow
Type of Soil
Loam
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Early Spring, Late Spring, Mid Spring
Spring, Late Winter
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Semi-ripe cuttings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water, Requires regular watering
Do not water excessively
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Type
Loam
Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Prune in winter, Remove crossing or rubbing branches, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Remove dead or diseased plant parts, Requires little pruning
Fertilizers
Apply 10-10-10 amount, slow-release fertilizers
All-Purpose Liquid Fertilizer, No fertilizers needed
Pests and Diseases
Red blotch
Insects, Root rot
Plant Tolerance
Drought
Drought
Flowers
✔
✘
✔
✘
Flower Petal Number
Single
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Medium
Fine
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Butterflies
Allergy
allergic reaction, Anaphylaxis, Asthma, Hay fever, Pollen, Respiratory problems, Runny nose, Watery eyes
Asthma, Eye irritation, Headache, Nose Irritation, Throat itching, Vomiting
Uses
Aesthetic Uses
Showy Purposes, Used as Christmas tree
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Windbreak
Air purification, soil stabilisation
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
Flowers, Inner Bark, Seeds
Flowers, Sap, Seeds
Other Uses
Paper pulp, Wood is used in construction
Used as a dye, Wood is used fore making tools
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Mixed Border, Rock Garden, Wall, Screening, Wind Break
Shade Trees, Street Trees
Botanical Name
PICEA pungens
ACACIA aneura
Common Name
Colorado blue spruce
Mulga, True Mulga
In Hindi
Blue Spruce Tree
Mulga
In German
Blue Spruce Baum
Mulga
In French
Blue Spruce Arbre
Mulga
In Spanish
Blue Spruce Árbol
Mulga
In Greek
Blue Spruce Tree
mulga
In Portuguese
Árvore Spruce azul
Mulga
In Polish
Blue Spruce Drzewo
Mulga
In Latin
Blue abiegnis
Mulga
Kingdom
Plantae
Plantae
Phylum
Coniferophyta
Magnoliophyta
Class
Pinopsida
Magnoliopsida
Order
Pinales
Fabales
Family
Pinaceae
Fabaceae
Genus
Picea
Acacia
Clade
-
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
Piceoideae
-
Number of Species
3530
1
27800
👆🏻