Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Cactus or Succulent
Origin
Europe, Russia
Southwestern United States, Mexico
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
-
Number of Varieties
230
0
40000
👆🏻
Habitat
Cold Regions, stream banks
Desert, Hot climate regions
USDA Hardiness Zone
6-1112-15
0
99
👆🏻
AHS Heat Zone
-
12-10
Sunset Zone
21,22
10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Rosette/Stemless
Plant Size
Minimum Height
20.00 cm270.00 cm
0
3900
👆🏻
Minimum Width
90.00 cm180.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Light Pink
Yellow
Flower Color Modifier
Bicolor
-
Fruit Color
Orange Red
Tan
Leaf Color in Spring
Red, Green, Copper
Green, Blue Green
Leaf Color in Summer
Green, Blue Green
Green, Blue Green
Leaf Color in Fall
Green, Blue Green
Green, Blue Green
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Green, Blue Green
Shape
Leaf Shape
Oval
Linear
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun
Growth Rate
Medium
Slow
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Container, Ground
Ground
How to Plant?
Root Division, Transplanting
Leaf Cutting, Stem Cutting
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Allow soil to be completely dry in between waterings, Needs less watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Neutral, Alkaline
Soil Type
Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun
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
Does not require fertilizer once established
Pests and Diseases
Aphids, Stem spot
Red blotch
Plant Tolerance
Shallow soil, Sun
Drought, Dry Conditions, Dry soil, Full Sun, Heat Tolerance
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
Bold
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Ants, Butterflies, pollinators
-
Allergy
Antibacterial, Peripheral Edema
-
Uses
Aesthetic Uses
Cottage Garden, Showy Purposes
Borders, Decorating walls, Ground Cover
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
-
Part of Plant Used
Leaves, Twigs
-
Other Uses
Used for its medicinal properties
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Container, Dried Flower, Everlasting, Feature Plant, Rock Garden, Wall, Wildflower
Botanical Name
Symphytum asperum
DASYLIRION berlandieri
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Blue Giant,
Blue Twister,
Desert Spoon
In Hindi
Blackwort
Zaragosa
In German
Blackwort
Zaragoza
In French
Blackwort
Saragosse
In Spanish
Blackwort
Zaragoza
In Greek
Blackwort
Σαραγόσα
In Portuguese
Blackwort
Zaragoza
In Polish
Blackwort
Saragossa
In Latin
Blackwort
Caesaraugusta
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Chordata
Class
Magnoliopsida
-
Order
Lamiales
Squamata
Family
Boraginaceae
Agavaceae
Genus
Symphytum
Gonyosoma
Clade
Angiosperms, Eudicots, Rosids
-
Tribe
-
-
Subfamily
Boraginoideae
Colubrinae
Number of Species
3530
1
27800
👆🏻