Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Cactus or Succulent
Origin
Europe, Russia
Eastern Asia, India
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
-
Habitat
Cold Regions, stream banks
Temperate Regions, Tropical regions
USDA Hardiness Zone
6-11
10-11
Sunset Zone
21,22
H1, H2, 24
Habit
Upright/Erect
Oval or Rounded
Flower Color
White, Light Pink
Yellow, Yellow green
Flower Color Modifier
Bicolor
-
Fruit Color
Orange Red
Pink
Leaf Color in Spring
Red, Green, Copper
Green
Leaf Color in Summer
Green, Blue Green
Green
Leaf Color in Fall
Green, Blue Green
Green
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Green
Leaf Shape
Oval
Succulent
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
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
Indeterminate
Tolerances
-
Drought, Dry soil, Heat Tolerance
Where to Plant?
Container, Ground
Container, Ground
How to Plant?
Root Division, Transplanting
Grafting, Stem Planting
Plant Maintenance
Low
Low
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Average Water Needs, Do Not over Water, Never Over-water
In Summer
Lots of watering
Ample Water
In Spring
Moderate
Average Water
In Winter
Average Water
Less Watering
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, Partial Sun
Pruning
Cut or pinch the stems, Remove dead leaves
Prune if you want to improve plant shape, Remove damaged leaves, Remove dead leaves, Remove dead or diseased plant parts
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
fertilize in fall, fertilize in spring, fertilize in summer, Nitrogen
Pests and Diseases
Aphids, Stem spot
Powdery mildew, Red blotch, Root rot, Scale
Plant Tolerance
Shallow soil, Sun
Drought, Dry soil, Heat Tolerance
Flowers
Showy
Insignificant
Flower Petal Number
Single
Single
Foliage Texture
Medium
Bold
Attracts
Ants, Butterflies, pollinators
Insects
Allergy
Antibacterial, Peripheral Edema
Skin irritation
Aesthetic Uses
Cottage Garden, Showy Purposes
Beautification, Bonsai, Landscape Designing, Showy Purposes
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
-
Environmental Uses
Air purification, Fixes Nitrogen
Air purification, Erosion control, Food for insects, Very little waste, Wildlife
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
-
Part of Plant Used
Leaves, Twigs
Leaves
Other Uses
Used for its medicinal properties
Air freshner, Showy Purposes, Traditional medicine, Used as Ornamental plant, 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, Foundation, Hedges, Houseplant, Mixed Border, Tropical
Botanical Name
Symphytum asperum
EUPHORBIA lactea
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Mottled Spurge, Frilled Fan, Elkhorn
In Hindi
Blackwort
Elkhorn
In German
Blackwort
Elkhorn
In French
Blackwort
Elkhorn
In Spanish
Blackwort
cuerno de alce
In Greek
Blackwort
Elkhorn
In Portuguese
Blackwort
Elkhorn
In Polish
Blackwort
Elkhorn
In Latin
Blackwort
Elkhorn
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Malpighiales
Family
Boraginaceae
Euphorbiaceae
Genus
Symphytum
Euphorbia
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Subfamily
Boraginoideae
Euphorbioideae
Season and Care of Comfrey and Elkhorn
Season and care of Comfrey and Elkhorn is important to know. While considering everything about Comfrey and Elkhorn Care, growing season is an essential factor. Comfrey season is Spring, Summer, Fall and Winter and Elkhorn season is Spring, Summer, Fall and Winter. The type of soil for Comfrey is Loam, Sand and for Elkhorn is Loam, Sand while the PH of soil for Comfrey is Acidic, Neutral and for Elkhorn is Neutral, Alkaline.
Comfrey and Elkhorn Physical Information
Comfrey and Elkhorn physical information is very important for comparison. Comfrey height is 20.00 cm and width 90.00 cm whereas Elkhorn height is 120.00 cm and width 12.00 cm. The color specification of Comfrey and Elkhorn are as follows:
Comfrey flower color: White and Light Pink
Comfrey leaf color: Red, Green and Copper
Elkhorn flower color: Yellow and Yellow green
- Elkhorn leaf color: Green
Care of Comfrey and Elkhorn
Care of Comfrey and Elkhorn include pruning, fertilizers, watering etc. Comfrey pruning is done Cut or pinch the stems and Remove dead leaves and Elkhorn pruning is done Prune if you want to improve plant shape, Remove damaged leaves, Remove dead leaves and Remove dead or diseased plant parts. In summer Comfrey needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Elkhorn needs Ample Water and in winter, it needs Less Watering.