Life Span
Perennial
Perennial
Type
Tree
Broadleaf Evergreen
Origin
Eastern Africa, Southern Asia, Southeastern Asia, Melanesia, Micronesia, Polynesia, Australia
Europe, Russia
Types
Mareer, Manjak
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Number of Varieties
152
0
40000
👆🏻
Habitat
Saline Soils, Sandy areas
Cold Regions, stream banks
USDA Hardiness Zone
10-156-11
0
99
👆🏻
AHS Heat Zone
12-10
-
Sunset Zone
H1, H2
21,22
Habit
Oval or Rounded
Upright/Erect
Plant Size
Minimum Height
760.00 cm20.00 cm
0
3900
👆🏻
Minimum Width
670.00 cm90.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Yellow, Gold, Orange Red
White, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Light Green, Chocolate
Orange Red
Leaf Color in Spring
Green
Red, Green, Copper
Leaf Color in Summer
Green
Green, Blue Green
Leaf Color in Fall
Green
Green, Blue Green
Leaf Color in Winter
Green
Red, Dark Green, Burgundy, Bronze
Shape
Leaf Shape
Oval
Oval
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
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
Average
Well drained
Bloom Time
Indeterminate
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought, Salt
-
Where to Plant?
Ground
Container, Ground
How to Plant?
Seedlings, Stem Cutting
Root Division, Transplanting
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Average Water Needs
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
Average
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun, Partial shade
Pruning
Pinch or prune as they grow to promote branching and bushiness, Remove damaged 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
Root rot, Snails
Aphids, Stem spot
Plant Tolerance
Drought and Salt
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
Coarse
Medium
Foliage Sheen
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Butterflies
Ants, Butterflies, pollinators
Allergy
Dizziness, Throat itching, Vomiting
Antibacterial, Peripheral Edema
Uses
Aesthetic Uses
Cottage Garden
Cottage Garden, Showy Purposes
Beauty Benefits
Making cosmetics, used as a dye
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Edible Uses
✔
✘
✔
✘
Environmental Uses
Absorbs greenhouse gases, No fertilizer, pesticides, or herbicides needed, Shadow Tree
Air purification, Fixes Nitrogen
Plant Benefits
Medicinal Uses
Acne, Aging, Hair Loss
Asthma, Diarrhea, Obesity, Osteoarthritis
Part of Plant Used
Flowers, Fruits, Leaves
Leaves, Twigs
Other Uses
Making Shampoo, Showy Purposes, Used as Biofuel, Used as Ornamental plant
Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Edible, Shade Trees, Street Trees, Tropical
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Botanical Name
CORDIA subcordata
Symphytum asperum
Common Name
Beach Cordia, Island Walnut, Kou, Sea Trumpet
Comfrey,Black Root, Blackwort, Bruisewort
In Hindi
Cordia subcordata
Blackwort
In German
Cordia subcordata
Blackwort
In French
Cordia subcordata
Blackwort
In Spanish
Cordia subcordata
Blackwort
In Greek
Cordia subcordata
Blackwort
In Portuguese
Cordia subcordata
Blackwort
In Polish
Cordia subcordata
Blackwort
In Latin
Cordia subcordata
Blackwort
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Lamiales
Family
Boraginaceae
Boraginaceae
Genus
Cordia
Symphytum
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
Boraginoideae
Number of Species
135
1
27800
👆🏻