Life Span
Perennial
Annual and Perennial
Type
Broadleaf Evergreen
Tree
Origin
Europe, Russia
Northeastern United States, Mid-Atlantic United States, Southeastern United States, Canada
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
-
Number of Varieties
28
0
40000
👆🏻
Habitat
Cold Regions, stream banks
Deep, Fertile bottom land, Hilly upland habitat, Well Drained
USDA Hardiness Zone
6-116-9
0
99
👆🏻
AHS Heat Zone
-
8-6
Sunset Zone
21,22
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 18, 19, 20, 21
Habit
Upright/Erect
Oval or Rounded
Plant Size
Minimum Height
20.00 cm1,371.60 cm
0
3900
👆🏻
Minimum Width
90.00 cm30.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Light Pink
Purple, Burgundy, Brown
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
Yellow, Green, Yellow green, Brown
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
Yellow, Copper, Orange Red
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
-
Shape
Leaf Shape
Oval
Oblong
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Late Spring, Early Summer, Summer
Early Spring, Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
-
Where to Plant?
Container, Ground
Ground
How to Plant?
Root Division, Transplanting
Seedlings, Transplanting
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Requires regular watering, Requires watering in the growing season, Water Deeply
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral
Soil Type
Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Pruning
Cut or pinch the stems, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts, Requires little pruning
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
Magnesium sulphate, Nitrogen, Phosphate, Phosphorous, Potassium
Pests and Diseases
Aphids, Stem spot
Red blotch
Plant Tolerance
Shallow soil, Sun
-
Flowers
✔
✘
✔
✘
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
Medium
Coarse
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Ants, Butterflies, pollinators
Birds, Butterflies
Allergy
Antibacterial, Peripheral Edema
breathing problems, Dizziness, Itchiness, Nausea, Rash, Stomach pain, Swelling
Uses
Aesthetic Uses
Cottage Garden, Showy Purposes
-
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Good for skin and hair, Skin cleanser
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Fixes Nitrogen
Air purification, Shadow Tree
Plant Benefits
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
Malaria, Rheumatism, Urine infections, Vomiting
Part of Plant Used
Leaves, Twigs
Flowers, Fruits, Leaves
Other Uses
Used for its medicinal properties
Making Shampoo, Used As Food, Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Edible, Feature Plant, Fruit / Fruit Tree, Mixed Border, Shade Trees
Botanical Name
Symphytum asperum
ASIMINA triloba
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Pawpaw
In Hindi
Blackwort
गंदा संयंत्र
In German
Blackwort
Papaya Pflanze
In French
Blackwort
usine de papaye
In Spanish
Blackwort
planta de la papaya
In Greek
Blackwort
φυτό pawpaw
In Portuguese
Blackwort
planta mamão
In Polish
Blackwort
pawpaw roślin
In Latin
Blackwort
quince herba
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Magnoliales
Family
Boraginaceae
Annonaceae
Genus
Symphytum
Asimina Adans
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Magnoliids
Tribe
-
-
Subfamily
Boraginoideae
-
Number of Species
359
1
27800
👆🏻