Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Grass
Origin
Europe, Russia
World/Pandemic, North America, Europe
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Alene, Barblue, Caliber, Canterbury
Number of Varieties
2200
0
40000
👆🏻
Habitat
Cold Regions, stream banks
Cultivated Beds, Lawn, meadows
USDA Hardiness Zone
6-113-10
0
99
👆🏻
AHS Heat Zone
-
8 - 1
Sunset Zone
21,22
A1, A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Mat-forming
Plant Size
Minimum Height
20.00 cm30.00 cm
0
3900
👆🏻
Minimum Width
90.00 cm30.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Light Pink
Purplish Green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
-
Leaf Color in Spring
Red, Green, Copper
Green, Blue Green, Gray Green
Leaf Color in Summer
Green, Blue Green
Light Green
Leaf Color in Fall
Green, Blue Green
Green, Blue Green, Gray Green
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Green, Blue Green
Shape
Leaf Shape
Oval
Narrowly linear
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Fast
Type of Soil
Loam, Sand
Clay, Loam
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
-
Where to Plant?
Container, Ground
Ground
How to Plant?
Root Division, Transplanting
Seedlings, Sod
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Water frequently while growing
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
Clay, Loam
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
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
Nitrogen
Pests and Diseases
Aphids, Stem spot
Dollar spot, Rust, Summer Patch
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
Fine
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
Sometimes
Sometimes
Self-Sowing
✔
✘
✔
✘
Attracts
Ants, Butterflies, pollinators
Insects
Allergy
Antibacterial, Peripheral Edema
Cough, Itchy eyes, Runny nose
Uses
Aesthetic Uses
Cottage Garden, Showy Purposes
Ground Cover
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Fixes Nitrogen
Erosion control
Plant Benefits
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
-
Part of Plant Used
Leaves, Twigs
Leaves
Other Uses
Used for its medicinal properties
Used in lawns and turf
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Lawns and Turf
Botanical Name
Symphytum asperum
POA pratensis
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Kentucky Bluegrass
In Hindi
Blackwort
Kentucky Bluegrass
In German
Blackwort
Kentucky Bluegrass
In French
Blackwort
Kentucky Bluegrass
In Spanish
Blackwort
Pasto azul de Kentucky
In Greek
Blackwort
Κεντάκυ Bluegrass
In Portuguese
Blackwort
Kentucky Bluegrass
In Polish
Blackwort
Wiechlina
In Latin
Blackwort
Kentucky Bluegrass
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Lamiales
Cyperales
Family
Boraginaceae
Poaceae
Genus
Symphytum
Poa
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Commelinids, Monocots
Tribe
-
Poeae
Subfamily
Boraginoideae
Pooideae
Number of Species
352
1
27800
👆🏻