Life Span
Perennial
Perennial
Type
Tender Perennial
Broadleaf Evergreen
Origin
North America, South America, Argentina, Brazil
Europe, Russia
Types
-
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Number of Varieties
102
0
40000
👆🏻
Habitat
-
Cold Regions, stream banks
USDA Hardiness Zone
9-136-11
0
99
👆🏻
AHS Heat Zone
12-8
-
Sunset Zone
H1, H2, 13, 16, 17, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Clump-Forming
Upright/Erect
Plant Size
Minimum Height
20.30 cm20.00 cm
0
3900
👆🏻
Minimum Width
22.90 cm90.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Lemon yellow
White, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Tan
Orange Red
Leaf Color in Spring
Green
Red, Green, Copper
Leaf Color in Summer
Green
Green, Blue Green
Leaf Color in Fall
Green, Olive
Green, Blue Green
Leaf Color in Winter
Light Green
Red, Dark Green, Burgundy, Bronze
Shape
Leaf Shape
Rosette
Oval
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
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
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Ground, Pot
Container, Ground
How to Plant?
Rooted stem cutting
Root Division, Transplanting
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Needs more water during establishment
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
Acidic, Neutral
Soil Type
Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial 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, Stem spot
Plant Tolerance
Drought
Shallow soil, Sun
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
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Ants
Ants, Butterflies, pollinators
Allergy
-
Antibacterial, Peripheral Edema
Uses
Aesthetic Uses
Hanging Basket
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
Skin Diseases
Asthma, Diarrhea, Obesity, Osteoarthritis
Part of Plant Used
Leaves
Leaves, Twigs
Other Uses
-
Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Mixed Border, Rock Garden / Wall, Tropical
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Botanical Name
DYCKIA brevifolia
Symphytum asperum
Common Name
Sawblade
Comfrey,Black Root, Blackwort, Bruisewort
In Hindi
Sawblade
Blackwort
In German
Sawblade
Blackwort
In French
Sawblade
Blackwort
In Spanish
Dyckia piña
Blackwort
In Greek
Sawblade
Blackwort
In Portuguese
Sawblade
Blackwort
In Polish
Sawblade
Blackwort
In Latin
Sawblade
Blackwort
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Bromeliales
Lamiales
Family
Bromeliaceae
Boraginaceae
Genus
Dyckia
Symphytum
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
Pitcairnioideae
Boraginoideae
Number of Species
-35
1
27800
👆🏻