Life Span
Perennial
Perennial
Type
Perennial
Needled or Scaled Evergreen
Origin
Eastern Europe, Russia, Siberia
Northwestern United States, Canada
Types
-
-
Number of Varieties
106
0
40000
👆🏻
Habitat
Grassland, Pastures, Swamps
Lowland, Moist Soils, Swamps
USDA Hardiness Zone
3-85-7
0
99
👆🏻
AHS Heat Zone
9-1
8-1
Sunset Zone
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23
A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Pyramidal
Plant Size
Minimum Height
90.00 cm1,520.00 cm
0
3900
👆🏻
Minimum Width
60.00 cm760.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue Violet
Light Yellow
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Brown, Sienna
Leaf Color in Spring
Green
Dark Green
Leaf Color in Summer
Green
Dark Green
Leaf Color in Fall
Green
Dark Green
Leaf Color in Winter
Light Green
Dark Green, Bronze
Shape
Leaf Shape
Long Narrow
Scale-like imbricate
Thorns
✔
✘
✔
✘
Plant Season
Summer
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Fast
Fast
Type of Soil
Clay, Loam, Sand
Loam
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Early Summer, Summer
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Pollution, Soil Compaction
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Cuttings, Hardwood Cuttings, Rooted stem cutting, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Keep the ground moist but not water-logged, Requires regular watering, Requires watering in the growing season
Average Water Needs, Needs a lot of moisture in the growing season, when new, water every week
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
Average
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun
Pruning
Remove damaged leaves, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Armillaria root rot, Bark beetles
Plant Tolerance
Drought
Drought
Flowers
✔
✘
✔
✘
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
Medium
Fine
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies
-
Allergy
-
Asthma, contact allergic dermatitis, Urticaria
Uses
Aesthetic Uses
Beautification, Bouquets, Landscape Designing, 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
Flowers, Leaves
Branch, Inner Bark, Leaves, Wood
Other Uses
Decoration Purposes, Showy Purposes, Used as Ornamental plant
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
Cutflower, Feature Plant, Foundation, Mixed Border
Feature Plant, Hedges, Screening / Wind Break
Botanical Name
IRIS sibirica 'Caesar's Brother'
THUJA plicata
Common Name
Siberian Iris
Giant Arborvitae, Green Giant Arborvitae, Western Arborvitae, Western Red Cedar
In Hindi
Caesar's Brother Siberian Iris
Pacific redcedar
In German
Caesars Bruder Sibirische Iris
Riesen-Lebensbaum
In French
Frère Iris de Sibérie de César
Thuja plicata
In Spanish
De César Hermano Siberian Iris
Thuja plicata
In Greek
Καίσαρα Αδελφός Σιβηρίας Iris
Thuja plicata
In Portuguese
Irmão de César Siberian Iris
Thuja plicata
In Polish
Cezara Brat syberyjski Iris
Żywotnik olbrzymi
In Latin
Caesaris Frater Siberian Iris
Thuja plicata
Kingdom
Plantae
Plantae
Phylum
-
Pinophyta
Class
Liliopsida
Pinopsida
Order
Asparagales
Pinales
Family
Iridaceae
Cupressaceae
Genus
Abelia
Thuja
Clade
Angiosperms, Monocots
-
Tribe
-
-
Subfamily
Iridoideae
-
Number of Species
3515
1
27800
👆🏻