Life Span
Perennial
Perennial
Type
Bulb or Corm or Tuber
Broadleaf Evergreen
Origin
South America, Argentina
Europe, Russia
Types
Perennial
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Number of Varieties
352
0
40000
👆🏻
Habitat
Temperate Regions
Cold Regions, stream banks
USDA Hardiness Zone
5-96-11
0
99
👆🏻
AHS Heat Zone
9-1
-
Sunset Zone
21,22
21,22
Habit
Clump-Forming
Upright/Erect
Plant Size
Minimum Height
10.20 cm20.00 cm
0
3900
👆🏻
Minimum Width
5.10 cm90.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Light Blue, Light Purple, Silver, Sky Blue
White, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Orange Red
Leaf Color in Spring
Green, Light Green, Gray Green
Red, Green, Copper
Leaf Color in Summer
Light Green
Green, Blue Green
Leaf Color in Fall
Several shades of Green
Green, Blue Green
Leaf Color in Winter
Light Green
Red, Dark Green, Burgundy, Bronze
Shape
Leaf Shape
Grass like
Oval
Thorns
✔
✘
✔
✘
Plant Season
Spring
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Early Spring, Spring, Late Winter
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Container, Ground
Container, Ground
How to Plant?
By dividing rhizomes, tubers
Root Division, Transplanting
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water, Requires regular watering
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, Alkaline
Acidic, Neutral
Soil Type
Clay, Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
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
Slugs, Snails
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
Bees, Birds, Hummingbirds
Ants, Butterflies, pollinators
Allergy
-
Antibacterial, Peripheral Edema
Uses
Aesthetic Uses
Showy Purposes
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
-
Asthma, Diarrhea, Obesity, Osteoarthritis
Part of Plant Used
Flowers
Leaves, Twigs
Other Uses
-
Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Lawns and Turf, Mixed Border, Rock Garden / Wall, Wildflower
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Botanical Name
Ipheion uniflorum
Symphytum asperum
Common Name
Spring Starflower, Springstar
Comfrey,Black Root, Blackwort, Bruisewort
In Hindi
Spring Starflower
Blackwort
In German
Frühling Borretsch
Blackwort
In French
Spring Starflower
Blackwort
In Spanish
primavera Flor de estrella
Blackwort
In Greek
άνοιξη starflower
Blackwort
In Portuguese
primavera Starflower
Blackwort
In Polish
Wiosna Starflower
Blackwort
In Latin
Spring Starflower
Blackwort
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Lilopsida
Magnoliopsida
Order
Asparagales
Lamiales
Family
Liliaceae
Boraginaceae
Genus
Ipheion
Symphytum
Clade
Angiosperms, Monocots
Angiosperms, Eudicots, Rosids
Tribe
Gilliesieae
-
Subfamily
Allioideae
Boraginoideae
Number of Species
5035
1
27800
👆🏻