Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Tree
Origin
Europe, Russia
China, Japan, Korea
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Japanese dogwood, Chinese dogwood
Number of Varieties
22
0
40000
👆🏻
Habitat
Cold Regions, stream banks
Dappled Shade, Sunny Edge, Woodland Garden Canopy
USDA Hardiness Zone
6-115-8
0
99
👆🏻
AHS Heat Zone
-
8-5
Sunset Zone
21,22
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17
Habit
Upright/Erect
Spreading
Plant Size
Minimum Height
20.00 cm610.00 cm
0
3900
👆🏻
Minimum Width
90.00 cm610.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Light Pink
White, Green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
Red
Leaf Color in Spring
Red, Green, Copper
Light Green
Leaf Color in Summer
Green, Blue Green
Green
Leaf Color in Fall
Green, Blue Green
Red, Purple, Burgundy
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
-
Shape
Leaf Shape
Oval
Obtuse
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Loam
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
-
Where to Plant?
Container, Ground
Ground
How to Plant?
Root Division, Transplanting
Seedlings
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Requires more often in extreme heat, 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
Soil Type
Loam, Sand
Loam
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
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
Ratio of 12-4-8 or 16-4-8
Pests and Diseases
Aphids, Stem spot
Crown Canker, Leaf spot, Scorch
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
Medium
Foliage Sheen
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Ants, Butterflies, pollinators
Birds
Allergy
Antibacterial, Peripheral Edema
Mild Allergen
Uses
Aesthetic Uses
Cottage Garden, Showy Purposes
Bonsai, Ornamental use
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
Diarrhea, Dysentry, Eczema
Part of Plant Used
Leaves, Twigs
Fruits, Leaves
Other Uses
Used for its medicinal properties
Used as favourite late summer fruits, Used for mallets
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Feature Plant, Shade Trees
Botanical Name
Symphytum asperum
CORNUS kousa
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Chinese Dogwood, Korean Dogwood
In Hindi
Blackwort
Chinese Dogwood
In German
Blackwort
Chinese Dogwood
In French
Blackwort
Dogwood chinoise
In Spanish
Blackwort
Dogwood chino
In Greek
Blackwort
κινεζική Dogwood
In Portuguese
Blackwort
Dogwood chinês
In Polish
Blackwort
Chiński Dereń
In Latin
Blackwort
Dogwood Chinese
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Cornales
Family
Boraginaceae
Cornaceae
Genus
Symphytum
Cornus
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
Boraginoideae
Cornoideae
Number of Species
3540
1
27800
👆🏻