Life Span
Perennial
Perennial
Type
Needled or Scaled Evergreen
Fruit
Origin
Western United States
Asia
Types
Norway Spruce, White Spruce, Picea omorika
Avalon Lemon, Bears Lemon, Buddha's Hand, Bush Lemon, Citron
Number of Varieties
3550
0
40000
👆🏻
Habitat
Rocky areas, stream banks, Woodland Garden Canopy
Mixed deciduous forest, Tropical regions
USDA Hardiness Zone
2-89-12
0
99
👆🏻
AHS Heat Zone
8-1
12-1
Sunset Zone
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17
H1, H2, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Pyramidal
Oval or Rounded
Plant Size
Minimum Height
1,200.00 cm120.00 cm
0
3900
👆🏻
Minimum Width
900.00 cm150.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Green, Orange, Purple
White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown
Yellow, Lemon yellow
Leaf Color in Spring
Green, Blue Green, Steel Blue
Green
Leaf Color in Summer
Green, Blue Green, Steel Blue
Green
Leaf Color in Fall
Green, Blue Green, Steel Blue
Green
Leaf Color in Winter
Blue Green, Gray Green, Steel Blue
Light Green
Shape
Leaf Shape
Needle like
Oval
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Loam
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Early Spring, Late Spring, Mid Spring
Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Container, 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
Keep the ground moist but not water-logged, occasional watering once established
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
Soil Type
Loam
Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial 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
Generally pruned to waist height, pruning needed for strong structure, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Apply 10-10-10 amount, slow-release fertilizers
All-Purpose Liquid Fertilizer, Doesn't require fertilization when grown in rich soil
Pests and Diseases
Red blotch
Aphids, Grasshoppers, Leafminers, Red blotch, Rust, Snails
Plant Tolerance
Drought
Drought, Drought and Salt
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
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Birds, Butterflies
Allergy
allergic reaction, Anaphylaxis, Asthma, Hay fever, Pollen, Respiratory problems, Runny nose, Watery eyes
Diarrhea, Hyperacidity, Sore Throat, Whooping Cough
Uses
Aesthetic Uses
Showy Purposes, Used as Christmas tree
Cottage Garden
Beauty Benefits
-
Glowing Skin, Maintains teeth healthy, Making cosmetics, Nourishes scalp, Perfumes, Skin inflammation
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Windbreak
Air purification, Fixes Nitrogen, Insect Repellent, soil stabilisation
Plant Benefits
Medicinal Uses
-
Acne, Antibacterial, Antirheumatic, Appetizer, Bone strength, Digestion problems, Hangover, Healthy teeth, Nutrients, Obesity, Oral health, Skin irritation
Part of Plant Used
Flowers, Inner Bark, Seeds
Bark, Fruits, Leaf Stalks, Leaves
Other Uses
Paper pulp, Wood is used in construction
Air freshner, Biomass for fuel, Can be made into a herbal tea, Leaves are used as mosquito repellent, Making Perfumes, Preferably used as black tea, Used as a nutritious food item
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Mixed Border, Rock Garden, Wall, Screening, Wind Break
Container, Edible, Fruit / Fruit Tree, Hedges, Houseplant, Mixed Border, Topiary / Bonsai / Espalier, Tropical
Botanical Name
PICEA pungens
CITRUS limon
Common Name
Colorado blue spruce
Lemon
In Hindi
Blue Spruce Tree
नींबू
In German
Blue Spruce Baum
Citrone or Limone or Zitrone
In French
Blue Spruce Arbre
Citron or Citronnier
In Spanish
Blue Spruce Árbol
Limón or Limonero
In Greek
Blue Spruce Tree
Λεμόνι [Lemóni]
In Portuguese
Árvore Spruce azul
Limão
In Polish
Blue Spruce Drzewo
Cytrynowy
In Latin
Blue abiegnis
Limon
Kingdom
Plantae
Plantae
Phylum
Coniferophyta
Magnoliophyta
Class
Pinopsida
Magnoliopsida
Order
Pinales
Sapindales
Family
Pinaceae
Rutaceae
Genus
Picea
Citrus
Clade
-
Rosids
Tribe
-
-
Subfamily
Piceoideae
-
Number of Species
3550
1
27800
👆🏻