Life Span
Perennial
Perennial
Type
Shrub
Perennial
Origin
Mexico
Eastern Europe, Russia, Siberia
Types
Pink cestrum, Red cestrum, Purple cestrum
-
Number of Varieties
17510
0
40000
👆🏻
Habitat
gardens, High elevation, Roadsides
Grassland, Pastures, Swamps
USDA Hardiness Zone
9-153-8
0
99
👆🏻
AHS Heat Zone
12-10
9-1
Sunset Zone
H1, H2, 13, 17, 19, 20, 21, 22, 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
Arching/Fountain-shaped
Clump-Forming
Plant Size
Minimum Height
300.00 cm90.00 cm
0
3900
👆🏻
Minimum Width
300.00 cm60.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Magenta, Crimson, Violet
Blue Violet
Flower Color Modifier
-
Bicolor
Fruit Color
Red
-
Leaf Color in Spring
Green, Light Green
Green
Leaf Color in Summer
Green
Green
Leaf Color in Fall
Green
Green
Leaf Color in Winter
Green
Light Green
Shape
Leaf Shape
Ovate
Long Narrow
Thorns
✔
✘
✔
✘
Plant Season
Summer, Fall
Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Fast
Fast
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Early Spring, Spring, Late Spring, Early Summer, Summer, Late Summer, Early Fall
Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground, Pot
Ground
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
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, Neutral
Acidic, Neutral, Alkaline
Soil Type
Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Remove damaged leaves, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
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
Medium
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Hummingbirds, Butterflies
Butterflies
Allergy
-
-
Uses
Aesthetic Uses
Bonsai, Hanging Basket, Showy Purposes
Beautification, Bouquets, Landscape Designing, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
Flowers, Fruits, Seeds
Flowers, Leaves
Other Uses
Showy Purposes
Decoration Purposes, Showy Purposes, Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Cutflower, Feature Plant, Foundation, Mixed Border, Screening, Wind Break, Tropical
Cutflower, Feature Plant, Foundation, Mixed Border
Botanical Name
CESTRUM elegans
IRIS sibirica 'Caesar's Brother'
Common Name
Crimson cestrum, Elegant poison-berry, Purple cestrum, Red cestrum
Siberian Iris
In Hindi
Butterfly Flower plant
Caesar's Brother Siberian Iris
In German
Schmetterlings-Blumen- Anlage
Caesars Bruder Sibirische Iris
In French
usine de fleur de papillon
Frère Iris de Sibérie de César
In Spanish
planta de la flor de mariposa
De César Hermano Siberian Iris
In Greek
φυτό Πεταλούδα λουλούδι
Καίσαρα Αδελφός Σιβηρίας Iris
In Portuguese
planta de flor de borboleta
Irmão de César Siberian Iris
In Polish
Motyl Kwiat roślin
Cezara Brat syberyjski Iris
In Latin
Flos plantae Gloria
Caesaris Frater Siberian Iris
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
-
Class
Magnoliopsida
Liliopsida
Order
Solanales
Asparagales
Family
Solanaceae
Iridaceae
Genus
Cestrum
Abelia
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Monocots
Tribe
Cestreae
-
Subfamily
Browallioideae
Iridoideae
Number of Species
25035
1
27800
👆🏻