Life Span
Perennial
Perennial
Type
Tree
Perennial
Origin
Europe, Southern Asia, Southeastern Asia, India, China
Eastern Europe, Russia, Siberia
Types
cinnamomeum, zeylanicum, delavayi
-
Number of Varieties
510
0
40000
👆🏻
Habitat
Dappled Shade, Woodlands
Grassland, Pastures, Swamps
USDA Hardiness Zone
7-93-8
0
99
👆🏻
AHS Heat Zone
9-6
9-1
Sunset Zone
H1, 8, 9, 14, 15, 16, 17, 23, 24
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23
Habit
Upright/Erect
Clump-Forming
Plant Size
Minimum Height
910.00 cm90.00 cm
0
3900
👆🏻
Minimum Width
300.00 cm60.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Red, Pink
Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown, Chocolate
-
Leaf Color in Spring
Green, Dark Green
Green
Leaf Color in Summer
Dark Green
Green
Leaf Color in Fall
Dark Green
Green
Leaf Color in Winter
Dark Green
Light Green
Shape
Leaf Shape
Ovate
Long Narrow
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Fast
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic
Acidic, Neutral, Alkaline
Soil Drainage
Average
Average
Bloom Time
Early Spring, Spring, Late Spring
Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Reduce water once established
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
Acidic, Neutral, Alkaline
Soil Type
Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Average
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
Prune after flowering, Prune if you want to improve plant shape, Remove dead or diseased plant parts
Remove damaged leaves, Remove dead leaves
Fertilizers
Doesn't require fertilization when grown in rich soil, Fertilize in early spring, fertilize in winter, Mulch
All-Purpose Liquid Fertilizer
Pests and Diseases
Phytophthora, Thripes
Red blotch
Plant Tolerance
-
Drought
Flowers
✔
✘
✔
✘
Flower Petal Number
Single
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Coarse
Medium
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies
Butterflies
Allergy
-
-
Uses
Aesthetic Uses
Showy Purposes
Beautification, Bouquets, Landscape Designing, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Insect Repellent, Shadow Tree, Windbreak
Air purification
Plant Benefits
Medicinal Uses
antimicrobial, Cancer, Dermatitis
-
Part of Plant Used
Flowers, Leaves
Flowers, Leaves
Other Uses
Used as fuel, Used as insect repellent, Used as Ornamental plant, Used for its medicinal properties
Decoration Purposes, Showy Purposes, Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Mixed Border, Topiary / Bonsai / Espalier
Cutflower, Feature Plant, Foundation, Mixed Border
Botanical Name
RHODODENDRON arboreum
IRIS sibirica 'Caesar's Brother'
Common Name
Chalan, Rose Tree, Tree Rhododendron
Siberian Iris
In Hindi
लाल बुरांश
Caesar's Brother Siberian Iris
In German
Rhododendron arboreum
Caesars Bruder Sibirische Iris
In French
Rhododendron arboreum
Frère Iris de Sibérie de César
In Spanish
arboreum rododendro
De César Hermano Siberian Iris
In Greek
Rhododendron arboreum
Καίσαρα Αδελφός Σιβηρίας Iris
In Portuguese
arboreum Rhododendron
Irmão de César Siberian Iris
In Polish
różanecznik drzewiasty
Cezara Brat syberyjski Iris
In Latin
Prunus arborea
Caesaris Frater Siberian Iris
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
-
Class
Magnoliopsida
Liliopsida
Order
Ericales
Asparagales
Family
Ericaceae
Iridaceae
Genus
Rhododendron
Abelia
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Monocots
Tribe
-
-
Subfamily
-
Iridoideae
Number of Species
100035
1
27800
👆🏻