Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Fruit
Origin
Europe, Russia
Southeastern Asia, Japan
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Clementines, dancy, fallglo, lee
Habitat
Cold Regions, stream banks
Subtropical climates, Tropical regions
USDA Hardiness Zone
6-11
8-11
Sunset Zone
21,22
H1, H2, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Oval or Rounded
Flower Color
White, Light Pink
White, Red, Purple
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
Green, Orange
Leaf Color in Spring
Red, Green, Copper
Green, Dark Green
Leaf Color in Summer
Green, Blue Green
Green, Dark Green
Leaf Color in Fall
Green, Blue Green
Green, Dark Green
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Light Green
Leaf Shape
Oval
Lance shaped
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Spring, Late Spring, Early Summer
Where to Plant?
Container, Ground
Ground
How to Plant?
Root Division, Transplanting
Grafting, Seedlings
Plant Maintenance
Low
Medium
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Average Water Needs, occasional watering once established, Water more in summer
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Acidic, Neutral
Soil Type
Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Cut or pinch the stems, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves, Requires little pruning
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
20-10-10, All-Purpose Liquid Fertilizer
Pests and Diseases
Aphids, Stem spot
Aphids, Beetles, Earwigs, Leafminers, Red blotch
Plant Tolerance
Shallow soil, Sun
Cold climate, Drought
Flower Petal Number
Single
Single
Fragrant Bark/Stem
No
Yes
Foliage Texture
Medium
Medium
Foliage Sheen
Glossy
Glossy
Attracts
Ants, Butterflies, pollinators
Beetles, Birds, Butterflies, Insects, Leaf Hoppers, Rabbits
Allergy
Antibacterial, Peripheral Edema
-
Aesthetic Uses
Cottage Garden, Showy Purposes
-
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Glowing Skin, Skin Problems
Environmental Uses
Air purification, Fixes Nitrogen
Air purification
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
Aging, Antioxidants, High blood pressure, High cholestrol, Skin Disorders
Part of Plant Used
Leaves, Twigs
Fruits
Other Uses
Used for its medicinal properties
Used for its medicinal properties
Used As Indoor Plant
No
Yes
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Container, Edible, Feature Plant, Fruit / Fruit Tree, Hedges, Houseplant, Mixed Border, Topiary / Bonsai / Espalier
Botanical Name
Symphytum asperum
CITRUS reticulata 'Armstrong'
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Armstrong Tangerine, Tangerine
In German
Blackwort
Mandarine
In French
Blackwort
mandarine
In Spanish
Blackwort
mandarina
In Greek
Blackwort
μανταρίνι
In Portuguese
Blackwort
tangerina
In Polish
Blackwort
mandarynka
In Latin
Blackwort
Tangerine
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Sapindales
Family
Boraginaceae
Rutaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Subfamily
Boraginoideae
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Season and Care of Comfrey and Tangerine
Season and care of Comfrey and Tangerine is important to know. While considering everything about Comfrey and Tangerine Care, growing season is an essential factor. Comfrey season is Spring, Summer, Fall and Winter and Tangerine season is Spring, Summer, Fall and Winter. The type of soil for Comfrey is Loam, Sand and for Tangerine is Loam, Sand while the PH of soil for Comfrey is Acidic, Neutral and for Tangerine is Acidic, Neutral.
Comfrey and Tangerine Physical Information
Comfrey and Tangerine physical information is very important for comparison. Comfrey height is 20.00 cm and width 90.00 cm whereas Tangerine height is 300.00 cm and width 300.00 cm. The color specification of Comfrey and Tangerine are as follows:
Comfrey flower color: White and Light Pink
Comfrey leaf color: Red, Green and Copper
Tangerine flower color: White, Red and Purple
- Tangerine leaf color: Green and Dark Green
Care of Comfrey and Tangerine
Care of Comfrey and Tangerine include pruning, fertilizers, watering etc. Comfrey pruning is done Cut or pinch the stems and Remove dead leaves and Tangerine pruning is done Remove damaged leaves, Remove dead branches, Remove dead leaves and Requires little pruning. In summer Comfrey needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Tangerine needs Lots of watering and in winter, it needs Average Water.