Life Span
Perennial
  
Annual
  
Type
Needled or Scaled Evergreen
  
Flowering Plants
  
Origin
Northwestern United States, Canada
  
North America
  
Types
Not available
  
Helianthus annuus, Heliantheae,
  
Number of Varieties
Not Available
  
Habitat
Lowland, Moist Soils, Swamps
  
Dry areas, Open areas, Prairies
  
USDA Hardiness Zone
5-7
  
3-10
  
AHS Heat Zone
8-1
  
12-1
  
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
  
A1, A2, A3, H1, H2, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
  
Habit
Pyramidal
  
Upright/Erect
  
Plant Size
  
  
Minimum Height
1,520.00 cm
  
28
Plant Color
  
  
Flower Color
Light Yellow
  
Brown, Yellow
  
Flower Color Modifier
Bicolor
  
Bicolor
  
Fruit Color
Brown, Sienna
  
Black, Chocolate, Ivory
  
Leaf Color in Spring
Dark Green
  
Dark Green, Green
  
Leaf Color in Summer
Dark Green
  
Green
  
Leaf Color in Fall
Dark Green
  
Green
  
Leaf Color in Winter
Dark Green, Bronze
  
Not Available
  
Shape
  
  
Leaf Shape
Scale-like imbricate
  
Oval
  
Thorns
No
  
No
  
Plant Season
Spring, Summer, Fall, Winter
  
Summer
  
Growing Conditions
  
  
Sunlight
Full Sun, Partial Sun
  
Bright direct sunlight
  
Growth Rate
Fast
  
Very Fast
  
Type of Soil
Loam
  
Dry, Light, Well drained
  
The pH of Soil
Acidic, Neutral
  
Acidic, Alkaline
  
Soil Drainage
Well drained
  
Well drained
  
Bloom Time
Spring
  
Early Fall, Early Summer, Fall, Late Spring, Late Summer, Summer
  
Repeat Bloomer
No
  
No
  
Tolerances
Pollution, Soil Compaction
  
Not Available
  
Where to Plant?
Ground
  
Container, Ground, Pot
  
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
  
Keep the ground moist but not water-logged, Requires regular watering, Requires watering in the growing season
  
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, Alkaline
  
Soil Type
Clay, Loam, Sand
  
Dry, Light, Well drained
  
Soil Drainage Capacity
Well drained
  
Well drained
  
Sun Exposure
Full Sun
  
Bright direct sunlight
  
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
  
Prune ocassionally, Requires little pruning
  
Fertilizers
All-Purpose Liquid Fertilizer
  
All-Purpose Liquid Fertilizer
  
Pests and Diseases
Armillaria root rot, Bark beetles
  
Alternaria leaf blight, Apical chlorosis, Bacteria wilt, Bacterial leaf spot, Botrytis head rot, Charcoal rot, Crown gall, Downy mildew, Erwinia stalk rot, Fusarium stalk rot, Fusarium wilt, head rot, Phialophora yellows, Stem spot
  
Plant Tolerance
Drought
  
Drought
  
Flowers
Insignificant
  
Yes
  
Flower Petal Number
Not Available
  
Single
  
Fruits
  
  
Showy Fruit
No
  
No
  
Edible Fruit
No
  
Yes
  
Fragrance
  
  
Fragrant Flower
No
  
Yes
  
Fragrant Fruit
No
  
No
  
Fragrant Leaf
Yes
  
No
  
Fragrant Bark/Stem
Yes
  
No
  
Showy Foliage
Yes
  
No
  
Showy Bark
No
  
No
  
Foliage Texture
Fine
  
Coarse
  
Foliage Sheen
Glossy
  
Matte
  
Evergreen
No
  
No
  
Invasive
No
  
No
  
Self-Sowing
No
  
Yes
  
Attracts
Not Available
  
Birds, Butterflies
  
Allergy
Asthma, contact allergic dermatitis, Urticaria
  
Runny nose, Red eyes, Watery eyes, Sore eyes, Itchy eyes
  
Uses
  
  
Aesthetic Uses
Not Used For Aesthetic Purpose
  
Beautification, Bouquets, Showy Purposes, Used for decorating walls, fences, gates, hedges, etc.
  
Beauty Benefits
Not Available
  
Not Available
  
Edible Uses
Yes
  
Yes
  
Environmental Uses
Air purification
  
Air purification
  
Plant Benefits
  
  
Medicinal Uses
Bronchitis, Cold, Cough, Fever, Sore throat
  
Pulmonary afflictions
  
Part of Plant Used
Branch, Inner Bark, Leaves, Wood
  
Flowers, Seeds, Stem
  
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
  
As Fertilizers, Economic Purpose, Oil is used in perfume, soaps, creams, etc., Showy Purposes, Used As Food, Used as Ornamental plant, Used for producing cooking oil
  
Used As Indoor Plant
No
  
Yes
  
Used As Outdoor Plant
Yes
  
Yes
  
Garden Design
Feature Plant, Hedges, Screening / Wind Break
  
Bedding Plant, Bonsai, Container, Edging, Edible, Feature Plant, Houseplant, Vegetable
  
Botanical Name
THUJA plicata
  
Helianths Annuus
  
Common Name
Giant Arborvitae, Green Giant Arborvitae, Western Arborvitae, Western Red Cedar
  
Sunflower
  
In Hindi
Pacific redcedar
  
Sūrajamukhī
  
In German
Riesen-Lebensbaum
  
Sonnenblume
  
In French
Thuja plicata
  
Tournesol
  
In Spanish
Thuja plicata
  
Girasol
  
In Greek
Thuja plicata
  
ηλιοτρόπιο
  
In Portuguese
Thuja plicata
  
Girassol
  
In Polish
Żywotnik olbrzymi
  
słonecznik
  
In Latin
Thuja plicata
  
Helianthus
  
Kingdom
Plantae
  
Plantae
  
Phylum
Pinophyta
  
Magnoliophyta
  
Class
Pinopsida
  
Magnoliopsida
  
Order
Pinales
  
Asterales
  
Family
Cupressaceae
  
Asteraceae
  
Genus
Thuja
  
Heilanthus
  
Clade
Not Available
  
Not Available
  
Tribe
Not Available
  
Heliantheae
  
Subfamily
Not Available
  
Helianthodeae
  
Number of Species
Not Available