Life Span
Perennial
Perennial
Type
Needled or Scaled Evergreen
Perennial
Origin
Northwestern United States, Canada
-
Types
-
-
Number of Varieties
650
0
40000
👆🏻
Habitat
Lowland, Moist Soils, Swamps
Cold Regions, Temperate Regions
USDA Hardiness Zone
5-74-8
0
99
👆🏻
AHS Heat Zone
8-1
8-1
Sunset Zone
A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17
Habit
Pyramidal
Cushion/Mound-forming
Plant Size
Minimum Height
1,520.00 cm20.30 cm
0
3900
👆🏻
Minimum Width
760.00 cm27.90 cm
0
6350
👆🏻
Plant Color
Flower Color
Light Yellow
Blue, Lavender
Flower Color Modifier
Bicolor
-
Fruit Color
Brown, Sienna
-
Leaf Color in Spring
Dark Green
Green, Purple
Leaf Color in Summer
Dark Green
Green, Purple
Leaf Color in Fall
Dark Green
Green, Purple
Leaf Color in Winter
Dark Green, Bronze
Light Green
Shape
Leaf Shape
Scale-like imbricate
Linear
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Partial Sun, Partial shade
Growth Rate
Fast
Medium
Type of Soil
Loam
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Spring
Early Spring, Spring, Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Pollution, Soil Compaction
Drought
Where to Plant?
Ground
Container, Ground
How to Plant?
Cuttings, Hardwood Cuttings, Rooted stem cutting, Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Needs a lot of moisture in the growing season, when new, water every week
Average Water Needs, Keep ground moist, Water more in summer
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun
Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer, as it is a flowering plant, use high phosphorous content fertilizer
Pests and Diseases
Armillaria root rot, Bark beetles
Red blotch
Plant Tolerance
Drought
Drought
Flowers
Insignificant
Showy
Flower Petal Number
-
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Fine
Fine
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Butterflies
Allergy
Asthma, contact allergic dermatitis, Urticaria
-
Uses
Aesthetic Uses
-
Beautification, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Bronchitis, Cold, Cough, Fever, Sore throat
Black Dyes
Part of Plant Used
Branch, Inner Bark, Leaves, Wood
-
Other Uses
Dugout canoes, Making deodorants, Medicinal oil, Paper pulp, Pulp can be used to make rope place mats and other goods, Used as an insecticide, Used to make baskets
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Hedges, Screening / Wind Break
Feature Plant, Mixed Border, Rock Garden / Wall, Wildflower
Botanical Name
THUJA plicata
Polemonium caeruleum
Common Name
Giant Arborvitae, Green Giant Arborvitae, Western Arborvitae, Western Red Cedar
Jacob's Ladder
In Hindi
Pacific redcedar
Jacob's Ladder
In German
Riesen-Lebensbaum
Jacob's Ladder
In French
Thuja plicata
Jacob's Ladder
In Spanish
Thuja plicata
Jacob's Ladder
In Greek
Thuja plicata
Jacob's Ladder
In Portuguese
Thuja plicata
Jacob's Ladder
In Polish
Żywotnik olbrzymi
Jacob's Ladder
In Latin
Thuja plicata
Jacob's Ladder
Kingdom
Plantae
Plantae
Phylum
Pinophyta
Tracheophyta
Class
Pinopsida
Magnoliopsida
Order
Pinales
Ericales
Family
Cupressaceae
Polemoniaceae
Genus
Thuja
Polemonium
Clade
-
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
-
-
Number of Species
1540
1
27800
👆🏻