Life Span
Perennial
Perennial
Type
Sedge or Rush
Broadleaf Evergreen
Origin
North America
Europe, Russia
Types
Grass
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Number of Varieties
52
0
40000
👆🏻
Habitat
Lake margins, Lake Sides, Lakes
Cold Regions, stream banks
USDA Hardiness Zone
-99996-11
0
99
👆🏻
AHS Heat Zone
-
-
Sunset Zone
7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Upright/Erect
Upright/Erect
Plant Size
Minimum Height
270.00 cm20.00 cm
0
3900
👆🏻
Minimum Width
150.00 cm90.00 cm
0
6350
👆🏻
Plant Color
Flower Color
-
White, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Orange Red
Leaf Color in Spring
Olive
Red, Green, Copper
Leaf Color in Summer
Olive
Green, Blue Green
Leaf Color in Fall
Olive
Green, Blue Green
Leaf Color in Winter
Sandy Brown
Red, Dark Green, Burgundy, Bronze
Shape
Leaf Shape
Long linear and narrow
Oval
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Poorly Drained
Well drained
Bloom Time
-
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Container, Ground
Container, Ground
How to Plant?
Rhizome division, Seedlings
Root Division, Transplanting
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
occasional watering once established
Allow to dry out slightly between watering, Water daily during growing season
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Type
Clay, Loam, Sand
Loam, Sand
Soil Drainage Capacity
Poorly Drained
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Cut or pinch the stems, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
Pests and Diseases
Aphids, Mealy bugs, Scale, Scale insects
Aphids, Stem spot
Plant Tolerance
Drought
Shallow soil, Sun
Flowers
Insignificant
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
Bold
Medium
Foliage Sheen
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Butterflies
Ants, Butterflies, pollinators
Allergy
Itchiness
Antibacterial, Peripheral Edema
Uses
Aesthetic Uses
Showy Purposes
Cottage Garden, Showy Purposes
Beauty Benefits
-
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Fixes Nitrogen
Plant Benefits
Medicinal Uses
Abscess, Snakebite, Wounds
Asthma, Diarrhea, Obesity, Osteoarthritis
Part of Plant Used
Rhizomes, Root, Seeds, Shoots, Stem
Leaves, Twigs
Other Uses
Used As Food
Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bog Garden, Water Gardens
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Botanical Name
Schoenoplectus Tabernaemontani
Symphytum asperum
Common Name
Grey Club-Rush, Great Bulrush, Softstem Bulrush
Comfrey,Black Root, Blackwort, Bruisewort
In Hindi
Softstem Bulrush
Blackwort
In German
Softstem Bulrush
Blackwort
In French
Softstem Bulrush
Blackwort
In Spanish
Softstem Bulrush
Blackwort
In Greek
Softstem Bulrush
Blackwort
In Portuguese
Softstem Bulrush
Blackwort
In Polish
Softstem Bulrush
Blackwort
In Latin
Softstem Bulrush
Blackwort
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Poales
Lamiales
Family
Cyperaceae
Boraginaceae
Genus
Schoenoplectus
Symphytum
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
Boraginoideae
Number of Species
3535
1
27800
👆🏻