Life Span
Perennial
-
Type
Perennial
Tree
Origin
Europe
China, Japan
Types
-
Cryptomeria japonica 'Cristata'
Cryptomeria japonica 'Dacrydioides'
Cryptomeria japonica 'Spiralis'
Cryptomeria japonica 'Bandai Sugi'
Cryptomeria japonica 'Black Dragon'
Number of Varieties
615
0
40000
👆🏻
Habitat
dry rocky watercourses
Hills, low mountains, Mountain Slopes, Mountain tops, Mountains
USDA Hardiness Zone
3-95-9
0
99
👆🏻
AHS Heat Zone
8-1
9-4
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23
4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Pyramidal
Plant Size
Minimum Height
71.10 cm1,830.00 cm
0
3900
👆🏻
Minimum Width
45.70 cm610.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue Violet, Lavender, Purple, White
-
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Brown
Brown
Leaf Color in Spring
Green, Sea Green
Green, Blue Green
Leaf Color in Summer
Green, Sea Green
Green, Blue Green
Leaf Color in Fall
Green, Sea Green
Green
Leaf Color in Winter
Light Green
Green, Purple, Brown, Bronze
Shape
Leaf Shape
Lanceolate to elliptical
Acicular
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam, Sand
Clay, Loam
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Spring, Late Spring, Early Summer
-
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Container, Ground
Ground
How to Plant?
Rhizome division
Budding, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Average Water Needs, Do Not over Water, Do not water frequently
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
Soil Type
Clay, Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
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, Apply N-P-K
Pests and Diseases
Aphids, Bacterial leaf spot, Billbugs, Borers, Fungal leaf spots
Leaf spot, Mites, Red blotch
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
Coarse
Fine
Foliage Sheen
Matte
-
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies
-
Allergy
Gastric disturbances, Skin irritation
Hay fever
Uses
Aesthetic Uses
Showy Purposes
-
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Juice of fresh root used for treatment of dropsy
-
Part of Plant Used
Root
Wood
Other Uses
Making Perfumes, Used as a flavouring in food
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Cutflower, Feature Plant, Mixed Border
Feature Plant, Foundation, Screening / Wind Break, Shade Trees, Topiary / Bonsai / Espalier
Botanical Name
Iris germanica
CRYPTOMERIA japonica
Common Name
German Iris
Japanese Cedar, Japanese Cryptomeria
In Hindi
German Iris
Japanese Cedar
In German
German Iris
der japanischen Zeder
In French
German Iris
Cedar japonais
In Spanish
German Iris
cedro japonés
In Greek
German Iris
Ιαπωνικά Cedar
In Portuguese
German Iris
Cedar japonês
In Polish
German Iris
japoński cedr
In Latin
German Iris
Italica Cedar
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Liliopsida
Pinopsida
Order
Asparagales
Pinales
Family
Iridaceae
Cupressaceae
Genus
Iris
Cyptomeria
Clade
Angiosperms, Monocots
-
Tribe
Irideae
-
Subfamily
Iridoideae
-
Number of Species
30050
1
27800
👆🏻