Life Span
Perennial
Perennial
Type
Tender Perennial
Needled or Scaled Evergreen
Origin
Southern Africa
Northwestern United States, Canada
Types
Perennial
-
Number of Varieties
506
0
40000
👆🏻
Habitat
Desert, Mediterranean region, Subtropical climates, Temperate Regions
Lowland, Moist Soils, Swamps
USDA Hardiness Zone
8-105-7
0
99
👆🏻
AHS Heat Zone
10-8
8-1
Sunset Zone
H1, H2, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
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
61.30 cm1,520.00 cm
0
3900
👆🏻
Minimum Width
30.50 cm760.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Light Yellow, Brown
Light Yellow
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Brown
Brown, Sienna
Leaf Color in Spring
Green, Gray Green
Dark Green
Leaf Color in Summer
Green, Gray Green
Dark Green
Leaf Color in Fall
Green, Gray Green
Dark Green
Leaf Color in Winter
Light Green
Dark Green, Bronze
Shape
Leaf Shape
Grass like
Scale-like imbricate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
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
Average
Well drained
Bloom Time
Indeterminate
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Pollution, Soil Compaction
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Rhizome division, Seedlings
Cuttings, Hardwood Cuttings, Rooted stem cutting, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
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
Average
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun
Pruning
Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Any balanced general purpose fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Nematodes, Scale
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, Butterflies
-
Allergy
Skin irritation
Asthma, contact allergic dermatitis, Urticaria
Uses
Aesthetic Uses
Showy Purposes
-
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Ethnobotanic
Air purification
Plant Benefits
Medicinal Uses
-
Bronchitis, Cold, Cough, Fever, Sore throat
Part of Plant Used
Root
Branch, Inner Bark, Leaves, Wood
Other Uses
Roots were worn to protect and strengthen the wearer, 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
Bog Garden, Container, Feature Plant, Mixed Border, Tropical, Water Gardens
Feature Plant, Hedges, Screening / Wind Break
Botanical Name
DIETES bicolor
THUJA plicata
Common Name
African iris, Fortnight lily
Giant Arborvitae, Green Giant Arborvitae, Western Arborvitae, Western Red Cedar
In Hindi
African Iris
Pacific redcedar
In German
Afrikanische Iris
Riesen-Lebensbaum
In French
African Iris
Thuja plicata
In Spanish
Iris africano
Thuja plicata
In Greek
Αφρικανική Iris
Thuja plicata
In Portuguese
Iris africano
Thuja plicata
In Polish
Afryki Iris
Żywotnik olbrzymi
In Latin
African Iris
Thuja plicata
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Pinophyta
Class
Magnoliopsida
Pinopsida
Order
Asparagales
Pinales
Family
Iridaceae
Cupressaceae
Genus
Dietes
Thuja
Clade
Angiosperms, Monocots
-
Tribe
Irideae
-
Subfamily
Iridoideae
-
Number of Species
30015
1
27800
👆🏻