Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Broadleaf Evergreen
Origin
Europe, Russia
Southeastern Asia, China, Japan, Melanesia, Micronesia, Polynesia, Australia
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Cerbera laeta, Cerbera floribunda, Cerbera odollam
Number of Varieties
28
0
40000
👆🏻
Habitat
Cold Regions, stream banks
Deciduous forests, Tropical regions
USDA Hardiness Zone
6-11-9999
0
99
👆🏻
AHS Heat Zone
-
-
Sunset Zone
21,22
21,22
Habit
Upright/Erect
-
Plant Size
Minimum Height
20.00 cm-
0
3900
👆🏻
Minimum Width
90.00 cm4.20 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Light Pink
White, Ivory
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
-
Leaf Color in Spring
Red, Green, Copper
Green, Dark Green
Leaf Color in Summer
Green, Blue Green
Green, Dark Green
Leaf Color in Fall
Green, Blue Green
Green, Dark Green
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Green, Dark Green
Shape
Leaf Shape
Oval
Lanceolate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Fast
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
-
Bloom Time
Late Spring, Early Summer, Summer
-
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
-
Where to Plant?
Container, Ground
Container, Ground, Pot
How to Plant?
Root Division, Transplanting
Seedlings, Stem Planting
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Average Water Needs, Medium, Requires regular watering
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
Loam, Sand
Soil Drainage Capacity
Well drained
-
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Cut or pinch the stems, Remove dead leaves
Prune in late winter, Prune in spring, Remove damaged leaves, Remove dead leaves
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
All-Purpose Liquid Fertilizer, fertilize in spring, Phosphorous, Requires high amount of nitrogen
Pests and Diseases
Aphids, Stem spot
Caterpillars, Insects
Plant Tolerance
Shallow soil, Sun
Drought
Flowers
Showy
Showy
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
Coarse
Foliage Sheen
Glossy
-
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Ants, Butterflies, pollinators
Bees, Butterflies
Allergy
Antibacterial, Peripheral Edema
Toxic
Uses
Aesthetic Uses
Cottage Garden, Showy Purposes
Beautification, Landscape Designing, Showy Purposes, Used for decorating walls, fences, gates, hedges, etc.
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Fixes Nitrogen
Food for insects
Plant Benefits
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
-
Part of Plant Used
Leaves, Twigs
Flowers
Other Uses
Used for its medicinal properties
Decoration Purposes, Showy Purposes
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Container, Hedges, Screening, Wind Break, Shade Trees, Tropical
Botanical Name
Symphytum asperum
CERBERA
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Cerbera
In Hindi
Blackwort
Cerbera
In German
Blackwort
Cerbera
In French
Blackwort
Cerbera
In Spanish
Blackwort
Cerbera
In Greek
Blackwort
Cerbera
In Portuguese
Blackwort
Cerbera
In Polish
Blackwort
Cerbera
In Latin
Blackwort
Cerbera
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Gentianales
Family
Boraginaceae
Apocynaceae
Genus
Symphytum
Cerbera
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
-
Plumerieae
Subfamily
Boraginoideae
Rauvolfioideae
Number of Species
358
1
27800
👆🏻