Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Needled or Scaled Evergreen
Origin
Europe, Russia
North America, Canada
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
-
Number of Varieties
21
0
40000
👆🏻
Habitat
Cold Regions, stream banks
Forest edges, Hardwood forests, Hillside, Roadsides, Woods
USDA Hardiness Zone
6-112-7
0
99
👆🏻
AHS Heat Zone
-
7-1
Sunset Zone
21,22
A2, A3, H1, H2, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 15, 16, 17, 21, 22, 23, 24
Habit
Upright/Erect
Cushion/Mound-forming
Plant Size
Minimum Height
20.00 cm90.00 cm
0
3900
👆🏻
Minimum Width
90.00 cm90.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Light Pink
Brown
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
Light brown
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
Shape
Leaf Shape
Oval
Scale-like imbricate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun
Growth Rate
Medium
Slow
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, Late Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
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 watering in the growing season, Water Deeply, Water twice a day in the initial period
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
Pruning
Cut or pinch the stems, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
All-Purpose Liquid Fertilizer
Pests and Diseases
Aphids, Stem spot
Red blotch
Plant Tolerance
Shallow soil, Sun
Drought
Flowers
Showy
Insignificant
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
Medium
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Ants, Butterflies, pollinators
Birds
Allergy
Antibacterial, Peripheral Edema
Asthma
Uses
Aesthetic Uses
Cottage Garden, Showy Purposes
Beautification, Showy Purposes
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Fixes Nitrogen
Air purification
Plant Benefits
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
constipation, Headache
Part of Plant Used
Leaves, Twigs
Whole plant
Other Uses
Used for its medicinal properties
Air freshner, Oil is used in perfume, soaps, creams, etc., Used as an insecticide
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Edging, Foundation, Hedges, Mixed Border, Rock Garden, Wall
Botanical Name
Symphytum asperum
THUJA occidentalis 'Hetz Midget'
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Northern White Cedar
Eastern Arborvitae
In Hindi
Blackwort
अमेरिकी Arborvitae
In German
Blackwort
Lebensbaum
In French
Blackwort
Amérique Arborvitae
In Spanish
Blackwort
Americana Arborvitae
In Greek
Blackwort
αμερικανική Arborvitae
In Portuguese
Blackwort
Arborvitae americano
In Polish
Blackwort
Amerykański Tuja
In Latin
Blackwort
American Arborvitae
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
-
Class
Magnoliopsida
Pinopsida
Order
Lamiales
Pinales
Family
Boraginaceae
Cupressaceae
Genus
Symphytum
Arborvitae
Clade
Angiosperms, Eudicots, Rosids
-
Tribe
-
-
Subfamily
Boraginoideae
Cupressoideae
Number of Species
355
1
27800
👆🏻