Life Span
Perennial
Perennial
Type
Bulb or Corm or Tuber
Needled or Scaled Evergreen
Origin
South America, Argentina
Northwestern United States, Canada
Types
Perennial
-
Number of Varieties
356
0
40000
👆🏻
Habitat
Temperate Regions
Lowland, Moist Soils, Swamps
USDA Hardiness Zone
5-95-7
0
99
👆🏻
AHS Heat Zone
9-1
8-1
Sunset Zone
21,22
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
10.20 cm1,520.00 cm
0
3900
👆🏻
Minimum Width
5.10 cm760.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Light Blue, Light Purple, Silver, Sky Blue
Light Yellow
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Brown, Sienna
Leaf Color in Spring
Green, Light Green, Gray Green
Dark Green
Leaf Color in Summer
Light Green
Dark Green
Leaf Color in Fall
Several shades of Green
Dark Green
Leaf Color in Winter
Light Green
Dark Green, Bronze
Shape
Leaf Shape
Grass like
Scale-like imbricate
Thorns
✔
✘
✔
✘
Plant Season
Spring
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Fast
Type of Soil
Clay, Loam, Sand
Loam
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Early Spring, Spring, Late Winter
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Pollution, Soil Compaction
Where to Plant?
Container, Ground
Ground
How to Plant?
By dividing rhizomes, tubers
Cuttings, Hardwood Cuttings, Rooted stem cutting, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water, Requires regular watering
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
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
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
Slugs, Snails
Armillaria root rot, Bark beetles
Plant Tolerance
Drought
Drought
Flowers
Showy
Insignificant
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
Bees, Birds, Hummingbirds
-
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
Flowers
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
Container, Lawns and Turf, Mixed Border, Rock Garden / Wall, Wildflower
Feature Plant, Hedges, Screening / Wind Break
Botanical Name
Ipheion uniflorum
THUJA plicata
Common Name
Spring Starflower, Springstar
Giant Arborvitae, Green Giant Arborvitae, Western Arborvitae, Western Red Cedar
In Hindi
Spring Starflower
Pacific redcedar
In German
Frühling Borretsch
Riesen-Lebensbaum
In French
Spring Starflower
Thuja plicata
In Spanish
primavera Flor de estrella
Thuja plicata
In Greek
άνοιξη starflower
Thuja plicata
In Portuguese
primavera Starflower
Thuja plicata
In Polish
Wiosna Starflower
Żywotnik olbrzymi
In Latin
Spring Starflower
Thuja plicata
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Pinophyta
Class
Lilopsida
Pinopsida
Order
Asparagales
Pinales
Family
Liliaceae
Cupressaceae
Genus
Ipheion
Thuja
Clade
Angiosperms, Monocots
-
Tribe
Gilliesieae
-
Subfamily
Allioideae
-
Number of Species
5015
1
27800
👆🏻