Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Sedge or Rush
Origin
Europe, Russia
North America
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Grass
Number of Varieties
25
0
40000
👆🏻
Habitat
Cold Regions, stream banks
Lake margins, Lake Sides, Lakes
USDA Hardiness Zone
6-11-9999
0
99
👆🏻
AHS Heat Zone
-
-
Sunset Zone
21,22
7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Upright/Erect
Plant Size
Minimum Height
20.00 cm270.00 cm
0
3900
👆🏻
Minimum Width
90.00 cm150.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Light Pink
-
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
-
Leaf Color in Spring
Red, Green, Copper
Olive
Leaf Color in Summer
Green, Blue Green
Olive
Leaf Color in Fall
Green, Blue Green
Olive
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Sandy Brown
Shape
Leaf Shape
Oval
Long linear and narrow
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Poorly Drained
Bloom Time
Late Spring, Early Summer, Summer
-
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Container, Ground
Container, Ground
How to Plant?
Root Division, Transplanting
Rhizome division, Seedlings
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
occasional watering once established
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
Poorly Drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full 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
Aphids, Mealy bugs, Scale, Scale insects
Plant Tolerance
Shallow soil, Sun
Drought
Flowers
Showy
Insignificant
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
Bold
Foliage Sheen
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Ants, Butterflies, pollinators
Birds, Butterflies
Allergy
Antibacterial, Peripheral Edema
Itchiness
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
Abscess, Snakebite, Wounds
Part of Plant Used
Leaves, Twigs
Rhizomes, Root, Seeds, Shoots, Stem
Other Uses
Used for its medicinal properties
Used As Food
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Bog Garden, Water Gardens
Botanical Name
Symphytum asperum
Schoenoplectus Tabernaemontani
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Grey Club-Rush, Great Bulrush, Softstem Bulrush
In Hindi
Blackwort
Softstem Bulrush
In German
Blackwort
Softstem Bulrush
In French
Blackwort
Softstem Bulrush
In Spanish
Blackwort
Softstem Bulrush
In Greek
Blackwort
Softstem Bulrush
In Portuguese
Blackwort
Softstem Bulrush
In Polish
Blackwort
Softstem Bulrush
In Latin
Blackwort
Softstem Bulrush
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Lamiales
Poales
Family
Boraginaceae
Cyperaceae
Genus
Symphytum
Schoenoplectus
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Commelinids, Monocots
Tribe
-
-
Subfamily
Boraginoideae
-
Number of Species
3535
1
27800
👆🏻