Life Span
Perennial
Perennial
Type
Shrub
Broadleaf Evergreen
Origin
Europe, Morocco, Western Asia
Europe, Russia
Types
-
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Number of Varieties
7002
0
40000
👆🏻
Habitat
Boggy areas, Dry and Young forest Heaths, Mountain Slopes, Temperate Regions
Cold Regions, stream banks
USDA Hardiness Zone
5-86-11
0
99
👆🏻
AHS Heat Zone
8-5
-
Sunset Zone
A1, 2a, 2b, 3a, 3b, 4, 5, 6, 15, 16, 17
21,22
Habit
Clump-Forming
Upright/Erect
Plant Size
Minimum Height
10.20 cm20.00 cm
0
3900
👆🏻
Minimum Width
610.00 cm90.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Red, Pink
White, Light Pink
Flower Color Modifier
-
Bicolor
Fruit Color
-
Orange Red
Leaf Color in Spring
Green, Gray Green, Dark Green
Red, Green, Copper
Leaf Color in Summer
Green, Gray Green, Dark Green
Green, Blue Green
Leaf Color in Fall
Green, Gray Green, Dark Green
Green, Blue Green
Leaf Color in Winter
Gray Green, Dark Green
Red, Dark Green, Burgundy, Bronze
Shape
Leaf Shape
Needle like
Oval
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Summer, Late Summer, Early Fall, Fall
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
-
Where to Plant?
Ground, Pot
Container, Ground
How to Plant?
Divison, Seedlings, Stem Cutting
Root Division, Transplanting
Plant Maintenance
Low
Low
Watering Plants
Watering Requirements
Average Water Needs
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
Acidic, Neutral
Soil Type
Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun, Partial shade
Pruning
Prune in early summer, Remove damaged leaves, Remove dead branches, Remove dead leaves
Cut or pinch the stems, Remove dead leaves
Fertilizers
Ammonium Nitrate
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
Pests and Diseases
Armillaria mellea, Chlorosis, Crown rot, Powdery mildew, Root rot, Rust, Verticillium Wilt
Aphids, Stem spot
Plant Tolerance
Drought, Dry soil, Shade areas, Wet Site
Shallow soil, Sun
Flowers
Showy
Showy
Flower Petal Number
Single, Double, Semi-Double
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Fine
Medium
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Butterflies, Moths
Ants, Butterflies, pollinators
Allergy
-
Antibacterial, Peripheral Edema
Uses
Aesthetic Uses
Beautification, Bouquets, Cottage Garden, Showy Purposes
Cottage Garden, Showy Purposes
Beauty Benefits
Skin inflammation
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Edible Uses
✔
✘
✔
✘
Environmental Uses
Food for animals, Food for insects
Air purification, Fixes Nitrogen
Plant Benefits
Medicinal Uses
Arthritis, Bladder Infection, Colic, Diarrhea, Gout, Inflammation, Kidney Stones, Rheumatism, Stomach pain, Urinary tract problems
Asthma, Diarrhea, Obesity, Osteoarthritis
Part of Plant Used
Flowers
Leaves, Twigs
Other Uses
Can be made into a herbal tea, Food for animals, Used for its medicinal properties
Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Cutflower, Edging, Foundation, Groundcover, Mixed Border, Rock Garden, Wall
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Botanical Name
CALLUNA vulgaris
Symphytum asperum
Common Name
Heather, Common heather, Ling
Comfrey,Black Root, Blackwort, Bruisewort
In Hindi
हीथ
Blackwort
In German
Heidekraut
Blackwort
In French
bruyère
Blackwort
In Spanish
brezo
Blackwort
In Greek
ερείκη
Blackwort
In Portuguese
urze
Blackwort
In Polish
wrzos
Blackwort
In Latin
Heather
Blackwort
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Ericales
Lamiales
Family
Ericaceae
Boraginaceae
Genus
Calluna
Symphytum
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
Ericeae
-
Subfamily
Ericoideae
Boraginoideae
Number of Species
86035
1
27800
👆🏻