Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Tree
Origin
Europe, Russia
North America, Europe, Africa, Asia
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
-
Number of Varieties
23
0
40000
👆🏻
Habitat
Cold Regions, stream banks
Woodland Garden Canopy
USDA Hardiness Zone
6-114-8
0
99
👆🏻
AHS Heat Zone
-
8-1
Sunset Zone
21,22
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14
Habit
Upright/Erect
Oval or Rounded
Plant Size
Minimum Height
20.00 cm1,830.00 cm
0
3900
👆🏻
Minimum Width
90.00 cm1,220.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Light Pink
Chartreuse
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
Tan
Leaf Color in Spring
Red, Green, Copper
Dark Green
Leaf Color in Summer
Green, Blue Green
Dark Green
Leaf Color in Fall
Green, Blue Green
Orange, Gold, Copper, Orange Red
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
-
Shape
Leaf Shape
Oval
Star Shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Slow
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Early Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
-
Where to Plant?
Container, Ground
Ground
How to Plant?
Root Division, Transplanting
Seedlings
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Average Water Needs, Do Not over Water
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, Alkaline
Soil Type
Loam, Sand
Clay, 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 back the growing tips
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
Apply N-P-K
Pests and Diseases
Aphids, Stem spot
Anthracnose, Verticillium Wilt
Plant Tolerance
Shallow soil, Sun
Drought
Flowers
Showy
Insignificant
Flower Petal Number
Single
-
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Medium
Medium
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Ants, Butterflies, pollinators
Birds
Allergy
Antibacterial, Peripheral Edema
Mild Allergen
Uses
Aesthetic Uses
Cottage Garden, Showy Purposes
Beautification
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Good for skin
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Fixes Nitrogen
Erosion control
Plant Benefits
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
Antispasmodic, Astringent, Opthalmic
Part of Plant Used
Leaves, Twigs
Inner Bark, Leaves, Sap, Seeds
Other Uses
Used for its medicinal properties
Used as a preservative, Used for making black and brown dye, Used to make baskets, Used to make sweetener
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Shade Trees, Street Trees
Botanical Name
Symphytum asperum
ACER saccharinum
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Silver Maple
In Hindi
Blackwort
Silver Maple
In German
Blackwort
Silver Maple
In French
Blackwort
érable argenté
In Spanish
Blackwort
arce plateado
In Greek
Blackwort
Silver Maple
In Portuguese
Blackwort
plátano de prata
In Polish
Blackwort
Silver Maple
In Latin
Blackwort
Acer
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Sapindales
Family
Boraginaceae
Aceraceae
Genus
Symphytum
Acer
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Tribe
-
Acereae
Subfamily
Boraginoideae
Hippocastanoideae
Number of Species
35128
1
27800
👆🏻