Life Span
Perennial
Biennial and Perennial
Type
Broadleaf Evergreen
Flowering Plants
Origin
Europe, Russia
Europe, Northern Europe, Western Europe
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
'Bellagio Apricot' begonia, 'Bellagio Blush' begonia, 'Bellagio Pink' begonia
Number of Varieties
21600
0
40000
👆🏻
Habitat
Cold Regions, stream banks
Subtropical climates, Tropical regions
USDA Hardiness Zone
6-113-9
0
99
👆🏻
AHS Heat Zone
-
9 - 1
Sunset Zone
21,22
21,22
Habit
Upright/Erect
Cushion/Mound-forming
Plant Size
Minimum Height
20.00 cm45.00 cm
0
3900
👆🏻
Minimum Width
90.00 cm30.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Light Pink
White, Yellow, Red, Pink, Light Pink, Rose, Dark Red, Orange Red
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
-
Leaf Color in Spring
Red, Green, Copper
Light Green, Blue Green, Gray Green
Leaf Color in Summer
Green, Blue Green
Light Green, Blue Green, Gray Green
Leaf Color in Fall
Green, Blue Green
Light Green, Blue Green, Gray Green
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Light Green
Shape
Leaf Shape
Oval
Long Linear
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Loam
The pH of Soil
Acidic, Neutral
Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Early Spring, Spring, Late Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought, Shade areas
Where to Plant?
Container, Ground
Container, Ground, Pot
How to Plant?
Root Division, Transplanting
Divison, Seedlings, Stem Planting
Plant Maintenance
Low
Low
Watering Plants
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Needs watering once a week
In Summer
Lots of watering
Moderate
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
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
Pruning
Cut or pinch the stems, Remove dead leaves
Cut or pinch the stems, 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, fertilize in growing season, fertilize in spring, fertilize in summer
Pests and Diseases
Aphids, Stem spot
Fusarium wilt, Gray mold, Leaf spot, Root rot, Rust, Slugs
Plant Tolerance
Shallow soil, Sun
Drought, Shade areas
Flowers
Showy
Showy
Flower Petal Number
Single
Single, Double, Semi-Double
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Medium
Fine
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Ants, Butterflies, pollinators
-
Allergy
Antibacterial, Peripheral Edema
Asthma
Uses
Aesthetic Uses
Cottage Garden, Showy Purposes
Beautification, Bouquets, Cottage Garden
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
Bronchitis, Candidiasis, Cold, Digestive disorders, Dysentry, Haemoptysis, Liver problems, Menstrual Disorders, Scrofula, Swelling
Part of Plant Used
Leaves, Twigs
Whole plant
Other Uses
Used for its medicinal properties
Food for animals
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Bedding Plant, Container, Cutflower, Feature Plant, Groundcover, Hanging Basket, Mixed Border, Rock Garden / Wall
Botanical Name
Symphytum asperum
DIANTHUS barbatus 'Heart Attack'
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Heart Attack Sweet William, Sweet William
In Hindi
Blackwort
स्वीट विलियम
In German
Blackwort
Bartn
In French
Blackwort
sweet william
In Spanish
Blackwort
Guillermo dulce
In Greek
Blackwort
είδος γαρύφαλλου
In Portuguese
Blackwort
william doce
In Polish
Blackwort
słodki William
In Latin
Blackwort
amaranthus
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Caryophyllales
Family
Boraginaceae
Caryophyllaceae
Genus
Symphytum
Dianthus
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Core eudicots, Eudicots
Tribe
-
-
Subfamily
Boraginoideae
-
Number of Species
3575
1
27800
👆🏻