Life Span
Perennial
  
Perennial
  
Type
Flowering Plants, Ornamental Plant, Perennial
  
Shrub
  
Origin
California, Caribbean, Mexico
  
Madagascar
  
Types
Not Available
  
Not Available
  
Habitat
Chaparral, Foot Hills, Woodlands
  
Forests, Rocky areas
  
USDA Hardiness Zone
Not Available
  
10-15
  
AHS Heat Zone
Not Available
  
12-1
  
Sunset Zone
Not available
  
H1, H2, 13, 21, 22, 23, 24
  
Habit
Upright/Erect
  
Oval or Rounded
  
Plant Size
  
  
Plant Color
  
  
Flower Color
Variety of colors
  
Red
  
Flower Color Modifier
Bicolor
  
Not Available
  
Fruit Color
Non Fruiting Plant
  
Non Fruiting Plant
  
Leaf Color in Spring
Gray, Gray Green
  
Green
  
Leaf Color in Summer
Gray, Gray Green
  
Green
  
Leaf Color in Fall
Gray, Gray Green
  
Green
  
Leaf Color in Winter
Gray, Gray Green
  
Green
  
Shape
  
  
Leaf Shape
Pinnate
  
Obovate
  
Thorns
Yes
  
Yes
  
Plant Season
Spring, Summer, Fall
  
Spring, Summer, Fall, Winter
  
Growing Conditions
  
  
Sunlight
Full Sun, Partial Sun
  
Full Sun
  
Growth Rate
Medium
  
Fast
  
Type of Soil
Loam, Sand
  
Loam, Sand
  
The pH of Soil
Acidic, Neutral
  
Acidic, Neutral
  
Soil Drainage
Well drained
  
Well drained
  
Bloom Time
Spring, Late Spring, Early Summer, Summer, Late Summer, Early Fall, Fall
  
Spring, Late Spring, Early Summer, Summer, Late Summer
  
Repeat Bloomer
Not Available
  
Yes
  
Tolerances
Drought
  
Not Available
  
Where to Plant?
Container, Ground, Pot
  
Ground, Pot
  
How to Plant?
Cuttings
  
stem tip cuttings
  
Plant Maintenance
Medium
  
Medium
  
Watering Plants
  
  
Watering Requirements
Average Water Needs
  
Average Water Needs
  
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
  
Soil Type
Loam, Sand
  
Loam, Sand
  
Soil Drainage Capacity
Well drained
  
Well drained
  
Sun Exposure
Full Sun, Partial Sun
  
Full Sun
  
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
  
Remove damaged leaves, Remove dead branches, Remove dead leaves
  
Fertilizers
All-Purpose Liquid Fertilizer
  
Full-strength liquid fertilizer
  
Pests and Diseases
Beetles, Black Spot, Caterpillars, Downy mildew, Mosaic viruses, Powdery mildew, Rust, Scale insects, Thripes
  
Red blotch
  
Plant Tolerance
Drought
  
Drought
  
Flowers
Showy
  
Showy
  
Flower Petal Number
Double
  
Single
  
Fruits
  
  
Showy Fruit
No
  
No
  
Edible Fruit
Not Available
  
No
  
Fragrance
  
  
Fragrant Flower
Yes
  
No
  
Fragrant Fruit
No
  
No
  
Fragrant Leaf
No
  
No
  
Fragrant Bark/Stem
No
  
No
  
Showy Foliage
No
  
No
  
Showy Bark
No
  
No
  
Foliage Texture
Medium
  
Medium
  
Foliage Sheen
Glossy
  
Matte
  
Evergreen
No
  
No
  
Invasive
Not Available
  
No
  
Self-Sowing
Not Available
  
No
  
Attracts
Birds, Butterflies
  
Ants, Bees, Not Available
  
Allergy
Rash
  
Eye irritation, Skin irritation, Vomiting
  
Uses
  
  
Aesthetic Uses
Showy Purposes
  
Borders
  
Beauty Benefits
Not Available
  
Not Available
  
Edible Uses
No
  
No
  
Environmental Uses
Air purification
  
Air purification
  
Plant Benefits
  
  
Medicinal Uses
Not Available
  
Antibacterial, Cancer, Schistosomiasis, Sedative
  
Part of Plant Used
Flowers
  
Flowers, Latex
  
Other Uses
Oil is used in perfume, soaps, creams, etc.
  
Used as Ornamental plant
  
Used As Indoor Plant
Yes
  
Yes
  
Used As Outdoor Plant
Yes
  
Yes
  
Garden Design
Container, Cutflower, Feature Plant, Foundation, Mixed Border, Topiary / Bonsai / Espalier
  
Bedding Plant, Container, Edging, Foundation, Houseplant, Mixed Border, Tropical
  
Botanical Name
Rosa californica
  
EUPHORBIA milii
  
Common Name
California wildrose, California rose
  
Crown of thorns, Christ plant, Christ thorn
  
In Hindi
कैलिफोर्निया गुलाब
  
Crown-of-Thorns
  
In German
Kalifornische Hecken-Rose
  
Dornenkrone
  
In French
Le rosier de Californie
  
Couronne d'épines
  
In Spanish
Rosa californica
  
Corona de espinas
  
In Greek
Καλιφόρνια αυξήθηκε
  
Crown - of- Αγκάθια
  
In Portuguese
California aumentou
  
Crown -de- espinhos
  
In Polish
California róży
  
Korona cierniowa
  
In Latin
California resurrexit
  
Coronam de spinis
  
Kingdom
Plantae
  
Plantae
  
Phylum
Magnoliophyta
  
Magnoliophyta
  
Class
Magnoliopsida
  
Magnoliopsida
  
Order
Rosales
  
Euphorbiales
  
Family
Rosaceae
  
Euphorbiaceae
  
Genus
Rosa
  
Euphorbia
  
Clade
Not Available
  
Angiosperms, Eudicots, Rosids
  
Tribe
Not Available
  
Euphorbieae
  
Subfamily
Not Available
  
Euphorbioideae
  
Number of Species
Not Available
  
Not Available