Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Flowering Plants, Ornamental Plant, Perennial
Origin
Europe, Russia
California, Caribbean, Mexico
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Rosa californica
Number of Varieties
23
0
40000
👆🏻
Habitat
Cold Regions, stream banks
Chaparral, Foot Hills, Woodlands
USDA Hardiness Zone
6-11-9999
0
99
👆🏻
AHS Heat Zone
-
-
Sunset Zone
21,22
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Upright/Erect
Plant Size
Minimum Height
20.00 cm150.00 cm
0
3900
👆🏻
Minimum Width
90.00 cm150.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Light Pink
Variety of colors
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
-
Leaf Color in Spring
Red, Green, Copper
Gray, Gray Green
Leaf Color in Summer
Green, Blue Green
Gray, Gray Green
Leaf Color in Fall
Green, Blue Green
Gray, Gray Green
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Gray, Gray Green
Shape
Leaf Shape
Oval
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Spring, Late Spring, Early Summer, Summer, Late Summer, Early Fall, Fall
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Container, Ground
Container, Ground, Pot
How to Plant?
Root Division, Transplanting
Cuttings
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
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, Partial shade
Full Sun, Partial Sun
Pruning
Cut or pinch the stems, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
All-Purpose Liquid Fertilizer
Pests and Diseases
Aphids, Stem spot
Beetles, Black Spot, Caterpillars, Downy mildew, Mosaic viruses, Powdery mildew, Rust, Scale insects, Thripes
Plant Tolerance
Shallow soil, Sun
Drought
Flowers
Showy
Showy
Flower Petal Number
Single
Double
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
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
Sometimes
-
Self-Sowing
✔
✘
✔
✘
Attracts
Ants, Butterflies, pollinators
Birds, Butterflies
Allergy
Antibacterial, Peripheral Edema
Rash
Uses
Aesthetic Uses
Cottage Garden, Showy Purposes
Showy Purposes
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Fixes Nitrogen
Air purification
Plant Benefits
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
-
Part of Plant Used
Leaves, Twigs
Flowers
Other Uses
Used for its medicinal properties
Oil is used in perfume, soaps, creams, etc.
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Container, Cutflower, Feature Plant, Foundation, Mixed Border, Topiary / Bonsai / Espalier
Botanical Name
Symphytum asperum
Rosa californica
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
California wildrose, California rose
In Hindi
Blackwort
कैलिफोर्निया गुलाब
In German
Blackwort
Kalifornische Hecken-Rose
In French
Blackwort
Le rosier de Californie
In Spanish
Blackwort
Rosa californica
In Greek
Blackwort
Καλιφόρνια αυξήθηκε
In Portuguese
Blackwort
California aumentou
In Polish
Blackwort
California róży
In Latin
Blackwort
California resurrexit
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Rosales
Family
Boraginaceae
Rosaceae
Genus
Symphytum
Rosa
Clade
Angiosperms, Eudicots, Rosids
-
Tribe
-
-
Subfamily
Boraginoideae
-
Number of Species
3520
1
27800
👆🏻