Life Span
Perennial
Biennial
Type
Needled or Scaled Evergreen
Tree
Origin
Northwestern United States, Canada
Canary Islands
Types
-
Echium pininana
Number of Varieties
610
0
40000
👆🏻
Habitat
Lowland, Moist Soils, Swamps
tropical environments
USDA Hardiness Zone
5-78-10
0
99
👆🏻
AHS Heat Zone
8-1
9 - 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
21,22
Habit
Pyramidal
Upright/Erect
Plant Size
Minimum Height
1,520.00 cm240.00 cm
0
3900
👆🏻
Minimum Width
760.00 cm30.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Light Yellow
Light Blue, Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown, Sienna
-
Leaf Color in Spring
Dark Green
Green, Gray Green
Leaf Color in Summer
Dark Green
Green, Gray Green
Leaf Color in Fall
Dark Green
Green, Gray Green
Leaf Color in Winter
Dark Green, Bronze
Light Green
Shape
Leaf Shape
Scale-like imbricate
Lobed
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
-
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Fast
Fast
Type of Soil
Loam
Loam, Sand
The pH of Soil
Acidic, Neutral
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Spring
Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Pollution, Soil Compaction
-
Where to Plant?
Ground
Ground
How to Plant?
Cuttings, Hardwood Cuttings, Rooted stem cutting, Seedlings
Seedlings, Stem Cutting
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
Medium
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Full Sun
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
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
-
-
Allergy
Asthma, contact allergic dermatitis, Urticaria
-
Uses
Aesthetic Uses
-
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Bronchitis, Cold, Cough, Fever, Sore throat
-
Part of Plant Used
Branch, Inner Bark, Leaves, Wood
Flowers, Leaves
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
Showy Purposes
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Hedges, Screening / Wind Break
Container, Feature Plant, Mixed Border, Wildflower
Botanical Name
THUJA plicata
ECHIUM pininana
Common Name
Giant Arborvitae, Green Giant Arborvitae, Western Arborvitae, Western Red Cedar
Giant Viper's Bugloss, Pine Echium, Tree Echium
In Hindi
Pacific redcedar
Tree Echium
In German
Riesen-Lebensbaum
Baum Aciam
In French
Thuja plicata
Arbre ACIAM
In Spanish
Thuja plicata
árbol Aciam
In Greek
Thuja plicata
δέντρο Aciam
In Portuguese
Thuja plicata
árvore Aciam
In Polish
Żywotnik olbrzymi
drzewo Aciam
In Latin
Thuja plicata
lignum Aciam
Kingdom
Plantae
Plantae
Phylum
Pinophyta
Magnoliophyta
Class
Pinopsida
Magnoliopsida
Order
Pinales
Lamiales
Family
Cupressaceae
Boraginaceae
Genus
Thuja
Echium
Clade
-
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
-
-
Number of Species
1560
1
27800
👆🏻