Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Perennial
Origin
Europe, Russia
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, Canada
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
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Habitat
Cold Regions, stream banks
gardens, Hardwood forests
USDA Hardiness Zone
6-11
5-7
Sunset Zone
21,22
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10
Habit
Upright/Erect
Clump-Forming
Flower Color
White, Light Pink
White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
Light Green
Leaf Color in Spring
Red, Green, Copper
Green, Blue Green
Leaf Color in Summer
Green, Blue Green
Green, Gray Green
Leaf Color in Fall
Green, Blue Green
Green, Gray Green
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Light Green
Leaf Shape
Oval
Butterfly shaped
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Sunlight
Full Sun, Partial Sun, Partial shade
Partial shade, Full Shade
Type of Soil
Loam, Sand
Clay, Loam
The pH of Soil
Acidic, Neutral
Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Late Spring, Early Summer, Summer
Late Spring, Early Summer
Where to Plant?
Container, Ground
Ground, Pot
How to Plant?
Root Division, Transplanting
Divison, Seedlings, Stem Planting
Plant Maintenance
Low
Medium
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Medium
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Neutral, Alkaline
Soil Type
Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun, Partial shade
Partial shade, Full Shade
Pruning
Cut or pinch the stems, Remove dead leaves
Remove deadheads, Requires very little pruning
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
No fertilizers needed
Pests and Diseases
Aphids, Stem spot
Pests and diseases free, Red blotch
Plant Tolerance
Shallow soil, Sun
Drought
Flower Petal Number
Single
Single
Foliage Texture
Medium
Coarse
Foliage Sheen
Glossy
Matte
Attracts
Ants, Butterflies, pollinators
Bees, Butterflies
Allergy
Antibacterial, Peripheral Edema
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Aesthetic Uses
Cottage Garden, Showy Purposes
Showy Purposes
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
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Environmental Uses
Air purification, Fixes Nitrogen
Air purification
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
Cancer, Diuretic
Part of Plant Used
Leaves, Twigs
Flowers, Root
Other Uses
Used for its medicinal properties
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Used As Indoor Plant
No
Yes
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Feature Plant, Groundcover
Botanical Name
Symphytum asperum
JEFFERSONIA diphylla
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
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In Hindi
Blackwort
Twinleaf
In German
Blackwort
Twinleaf
In French
Blackwort
Twinleaf
In Spanish
Blackwort
Twinleaf
In Greek
Blackwort
Twinleaf
In Portuguese
Blackwort
Twinleaf
In Polish
Blackwort
Twinleaf
In Latin
Blackwort
Twinleaf
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Ranunculales
Family
Boraginaceae
Berberidaceae
Genus
Symphytum
Jeffersonia
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots
Subfamily
Boraginoideae
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Season and Care of Comfrey and Twinleaf
Season and care of Comfrey and Twinleaf is important to know. While considering everything about Comfrey and Twinleaf Care, growing season is an essential factor. Comfrey season is Spring, Summer, Fall and Winter and Twinleaf season is Spring, Summer, Fall and Winter. The type of soil for Comfrey is Loam, Sand and for Twinleaf is Clay, Loam while the PH of soil for Comfrey is Acidic, Neutral and for Twinleaf is Neutral, Alkaline.
Comfrey and Twinleaf Physical Information
Comfrey and Twinleaf physical information is very important for comparison. Comfrey height is 20.00 cm and width 90.00 cm whereas Twinleaf height is 15.20 cm and width 12.70 cm. The color specification of Comfrey and Twinleaf are as follows:
Comfrey flower color: White and Light Pink
Comfrey leaf color: Red, Green and Copper
Twinleaf flower color: White
- Twinleaf leaf color: Green and Blue Green
Care of Comfrey and Twinleaf
Care of Comfrey and Twinleaf include pruning, fertilizers, watering etc. Comfrey pruning is done Cut or pinch the stems and Remove dead leaves and Twinleaf pruning is done Remove deadheads and Requires very little pruning. In summer Comfrey needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Twinleaf needs Lots of watering and in winter, it needs Average Water.