Life Span
Perennial
Perennial
Type
Tree
Perennial
Origin
India, Nepal, China
-
Types
Betula utilis
Iris hexagona, Iris fulva
Number of Varieties
2160
0
40000
👆🏻
Habitat
Mountains
gardens, Wet ground
USDA Hardiness Zone
5-76-9
0
99
👆🏻
AHS Heat Zone
7-5
9-5
Sunset Zone
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17
H1, H2, 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
Clump-Forming
Plant Size
Minimum Height
1,220.00 cm81.30 cm
0
3900
👆🏻
Minimum Width
760.00 cm61.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Tan, Brown
Yellow, Blue, Gold, Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Green
Leaf Color in Spring
Yellow green
Green
Leaf Color in Summer
Dark Green
Green
Leaf Color in Fall
Yellow
Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Cordiform
Long linear and narrow
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Clay, Loam
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Average
Average
Bloom Time
Early Spring
Early Spring, Spring, Late Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Grafting, Stem Cutting
Divison, From bulbs, From Rhizomes
Plant Maintenance
Medium
High
Watering Plants
Watering Requirements
Requires watering in the growing season
Do not let dry out between waterings, Requires a lot of watering
In Summer
Average Water
Lots of watering
In Spring
Moderate
Ample Water
In Winter
Average Water
Regular watering required
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral
Soil Type
Loam, Sand
Clay, Loam
Soil Drainage Capacity
Average
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead leaves
Fertilizers
Fertilize in early spring, Fertilize in late fall, slow-release fertilizers
All-Purpose Liquid Fertilizer
Pests and Diseases
Honey fungus, Leaves with brown tip, Phytophthora Root Rot, Powdery mildew, Verticillium Wilt
Caterpillars, Rust
Plant Tolerance
Dry Conditions, waterlogging, Wet Site
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
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
-
Allergy
-
-
Uses
Aesthetic Uses
-
Bouquets, Showy Purposes
Beauty Benefits
Weightloss
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
-
Plant Benefits
Medicinal Uses
anti-cancer, anti-inflammatory, antimicrobial, Antioxidants, Antiseptic, Carminative
-
Part of Plant Used
Bark, Leaves
Flowers, Leaves
Other Uses
Used in construction, Wood is used in construction
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees
Bog Garden, Container, Cutflower, Mixed Border, Water Gardens
Botanical Name
BETULA utilis
IRIS 'Blue Duke'
Common Name
Himalayan Birch
Louisiana Iris
In Hindi
हिमालय सन्टी
Louisiana Iris
In German
Himalaya-Birke
Louisiana-Iris
In French
bouleau de l'Himalaya
iris louisiane
In Spanish
abedul del Himalaya
iris luisiana
In Greek
Himalayan σημύδας
Λουιζιάνα ίριδας
In Portuguese
bétula Himalaia
louisiana iris
In Polish
Himalayan brzoza
louisiana tęczówki
In Latin
Birch Himalayan
louisiana iris
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Fagales
Asparagales
Family
Betulaceae
Iridaceae
Genus
Betula
Iris
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Tribe
-
Irideae
Subfamily
-
Iridoideae
Number of Species
3080
1
27800
👆🏻