Life Span
Perennial
Perennial
Type
Needled or Scaled Evergreen
Tender Perennial
Origin
Western United States
Southeastern Asia
Types
Norway Spruce, White Spruce, Picea omorika
Taro Alocasia reginula, Night scented lily
Number of Varieties
3570
0
40000
👆🏻
Habitat
Rocky areas, stream banks, Woodland Garden Canopy
Terrestrial, Wet lands
USDA Hardiness Zone
2-810-15
0
99
👆🏻
AHS Heat Zone
8-1
12-8
Sunset Zone
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17
H1, H2, 22, 23, 24
Habit
Pyramidal
Cushion/Mound-forming
Plant Size
Minimum Height
1,200.00 cm20.30 cm
0
3900
👆🏻
Minimum Width
900.00 cm30.50 cm
0
6350
👆🏻
Plant Color
Flower Color
Green, Orange, Purple
White
Flower Color Modifier
Bicolor
-
Fruit Color
Brown
-
Leaf Color in Spring
Green, Blue Green, Steel Blue
Purple, Dark Green, Silver, Black
Leaf Color in Summer
Green, Blue Green, Steel Blue
Purple, Dark Green, Silver, Black
Leaf Color in Fall
Green, Blue Green, Steel Blue
Purple, Dark Green, Silver, Black
Leaf Color in Winter
Blue Green, Gray Green, Steel Blue
Green, Dark Green, Silver, Black
Shape
Leaf Shape
Needle like
Heart-shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade, Full Shade
Growth Rate
Medium
Fast
Type of Soil
Loam
Loam
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Early Spring, Late Spring, Mid Spring
Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Full Sun, Humidity
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Seedlings, Semi-ripe cuttings
Divison, From bulbs, From Rhizomes
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water, Requires regular watering
Average Water Needs, Do Not over Water, Never Over-water, Water Deeply
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Average Water
In Winter
Average Water
Less Watering
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Type
Loam
Loam
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade, Full Shade
Pruning
Prune in winter, Remove crossing or rubbing branches, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Prune to stimulate growth, Remove damaged leaves, Remove dead leaves, Remove deadheads
Fertilizers
Apply 10-10-10 amount, slow-release fertilizers
All-Purpose Liquid Fertilizer, Nitrogen, Phosphorous, Potassium
Pests and Diseases
Red blotch
Blight, Mites, Red spider mite
Plant Tolerance
Drought
Full Sun, Humidity
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
Medium
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Spider Mites
Allergy
allergic reaction, Anaphylaxis, Asthma, Hay fever, Pollen, Respiratory problems, Runny nose, Watery eyes
Toxic
Uses
Aesthetic Uses
Showy Purposes, Used as Christmas tree
Beautification, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Windbreak
Air purification, Food for insects
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
Flowers, Inner Bark, Seeds
-
Other Uses
Paper pulp, Wood is used in construction
Air freshner, Decoration Purposes, Showy Purposes, Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Mixed Border, Rock Garden, Wall, Screening, Wind Break
Bedding Plant, Container, Feature Plant, Houseplant, Mixed Border, Tropical
Botanical Name
PICEA pungens
ALOCASIA reginula
Common Name
Colorado blue spruce
Elephant Ear
In Hindi
Blue Spruce Tree
Elephant Ear
In German
Blue Spruce Baum
Elephant Ear
In French
Blue Spruce Arbre
Elephant Ear
In Spanish
Blue Spruce Árbol
Elephant Ear
In Greek
Blue Spruce Tree
Elephant Ear
In Portuguese
Árvore Spruce azul
Elephant Ear
In Polish
Blue Spruce Drzewo
Elephant Ear
In Latin
Blue abiegnis
Elephant Ear
Kingdom
Plantae
Plantae
Phylum
Coniferophyta
Magnoliophyta
Class
Pinopsida
Liliopsida
Order
Pinales
Alismatales
Family
Pinaceae
Araceae
Genus
Picea
Alocasia
Clade
-
Angiosperms, Monocots
Tribe
-
Colocasiodeae
Subfamily
Piceoideae
Aroideae
Number of Species
3579
1
27800
👆🏻