Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Flowering Plants, Succulent
Origin
Europe, Russia
Southeastern United States
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Golden Sword, Ivory Tower, Color Guard
Habitat
Cold Regions, stream banks
Dry areas, Hot climate regions
USDA Hardiness Zone
6-11
4-10
Sunset Zone
21,22
8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Clump-Forming
Flower Color
White, Light Pink
White
Flower Color Modifier
Bicolor
Bicolor
Leaf Color in Spring
Red, Green, Copper
Green
Leaf Color in Summer
Green, Blue Green
Green
Leaf Color in Fall
Green, Blue Green
Green, Several shades of Green
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Green
Leaf Shape
Oval
Long Linear
Plant Season
Spring, Summer, Fall, Winter
Spring
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, Slightly Acidic, Slightly Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Early Summer, Late Summer, Summer
Where to Plant?
Container, Ground
Container, Ground
How to Plant?
Root Division, Transplanting
Seedlings
Plant Maintenance
Low
Medium
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Do not let dry out between waterings
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
-
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 or diseased plant parts
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
All-Purpose Liquid Fertilizer, Do not let fertilizers touch the leaves, Less fertilizing
Pests and Diseases
Aphids, Stem spot
Bacterial Blight, Botrytis Blight, Leaf spot
Plant Tolerance
Shallow soil, Sun
Drought
Flower Petal Number
Single
Single, Double
Foliage Texture
Medium
Fine
Foliage Sheen
Glossy
Glossy
Attracts
Ants, Butterflies, pollinators
Birds, Butterflies, Flies
Allergy
Antibacterial, Peripheral Edema
-
Aesthetic Uses
Cottage Garden, Showy Purposes
Showy Purposes
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
-
Environmental Uses
Air purification, Fixes Nitrogen
Air purification
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
-
Part of Plant Used
Leaves, Twigs
Flowers, Root
Other Uses
Used for its medicinal properties
Decoration Purposes
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Container, Cottage garden
Botanical Name
Symphytum asperum
Yucca filamentosa
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Adam's needle, common yucca, Spanish bayonet, bear-grass, needle-palm, silk-grass, and spoon-leaf yucca
In Hindi
Blackwort
Adam's needle
In German
Blackwort
Fädige Palmlilie
In French
Blackwort
Yucca filamentosa
In Spanish
Blackwort
Yucca filamentosa
In Greek
Blackwort
Adam's Needle
In Portuguese
Blackwort
Adam's Needle
In Polish
Blackwort
Jukka karolińska
In Latin
Blackwort
Adam's Needle
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Family
Boraginaceae
Agavaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Subfamily
Boraginoideae
Agavoideae
Season and Care of Comfrey and Adam's Needle
Season and care of Comfrey and Adam's Needle is important to know. While considering everything about Comfrey and Adam's Needle Care, growing season is an essential factor. Comfrey season is Spring, Summer, Fall and Winter and Adam's Needle season is Spring, Summer, Fall and Winter. The type of soil for Comfrey is Loam, Sand and for Adam's Needle is Loam, Sand while the PH of soil for Comfrey is Acidic, Neutral and for Adam's Needle is Neutral, Slightly Acidic, Slightly Alkaline.
Comfrey and Adam's Needle Physical Information
Comfrey and Adam's Needle physical information is very important for comparison. Comfrey height is 20.00 cm and width 90.00 cm whereas Adam's Needle height is 45.00 cm and width 60.00 cm. The color specification of Comfrey and Adam's Needle are as follows:
Comfrey flower color: White and Light Pink
Comfrey leaf color: Red, Green and Copper
Adam's Needle flower color: White
- Adam's Needle leaf color: Green
Care of Comfrey and Adam's Needle
Care of Comfrey and Adam's Needle include pruning, fertilizers, watering etc. Comfrey pruning is done Cut or pinch the stems and Remove dead leaves and Adam's Needle pruning is done Prune if you want to improve plant shape, Remove damaged 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 Adam's Needle needs Lots of watering and in winter, it needs Average Water.