Life Span
Perennial
Annual
Type
Broadleaf Evergreen
Flowering Plants
Origin
Europe, Russia
China
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Ribbon series, Milady aster
Habitat
Cold Regions, stream banks
Cold Regions
USDA Hardiness Zone
6-11
3-9
Sunset Zone
21,22
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Upright/Erect
Flower Color
White, Light Pink
White, Yellow, Purple, Pink, Rose, Crimson, Blue Violet
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
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Light Green
Leaf Shape
Oval
Arrowhead
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Early Summer, Summer, Late Summer, Early Fall, Fall, Late Fall
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 over Water, Keep ground moist, Never Over-water, Requires a lot of watering, Requires regular watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Alternate Days
Soil pH
Acidic, Neutral
Slightly Acidic
Soil Type
Loam, Sand
Loamy, Well drained
Soil Drainage Capacity
Well drained
Loamy, Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun
Pruning
Cut or pinch the stems, Remove dead leaves
Cut or pinch the stems, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
Compost, Well-rotted manure
Pests and Diseases
Aphids, Stem spot
fungus
Plant Tolerance
Shallow soil, Sun
Drought
Flower Petal Number
Single
Single, Double, Semi-Double
Foliage Texture
Medium
Medium
Foliage Sheen
Glossy
Matte
Attracts
Ants, Butterflies, pollinators
-
Allergy
Antibacterial, Peripheral Edema
Asthma
Aesthetic Uses
Cottage Garden, Showy Purposes
Beautification, Bouquets, Hanging Basket, Landscape Designing, Showy Purposes
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
-
Environmental Uses
Air purification, Fixes Nitrogen
Air purification, Food for insects, Versatility, Very little waste
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
Rheumatism
Part of Plant Used
Leaves, Twigs
Flowers
Other Uses
Used for its medicinal properties
Decoration Purposes, Employed in herbal medicine, Showy Purposes, Used as Ornamental plant
Used As Indoor Plant
No
Yes
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Bedding Plant, Container, Cottage garden, Rock Garden, Showy Tree
Botanical Name
Symphytum asperum
CALLISTEPHUS chinensis
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
China Aster
In Hindi
Blackwort
चीन एस्टर
In German
Blackwort
China Aster
In French
Blackwort
Chine Aster
In Spanish
Blackwort
aster de China
In Greek
Blackwort
Κίνα Aster
In Portuguese
Blackwort
China Aster
In Polish
Blackwort
Chiny Aster
In Latin
Blackwort
Sinis Aster
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Family
Boraginaceae
Asteraceae
Genus
Symphytum
Callistephus
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Subfamily
Boraginoideae
Asteroideae
Importance of Comfrey and China Aster
Want to have the most appropriate plant for your garden? You might want to know the importance of Comfrey and China Aster. Basically, these two plants vary in many aspects. Compare Comfrey and China Aster as they differ in many characteristics such as their life, care, benefits, facts, etc. Every gardener must at least have the slightest clue about the plants he wants to plant in his garden. Compare their benefits, which differ in many ways like facts and uses. The medicinal use of Comfrey is Asthma, Diarrhea, Obesity and Osteoarthritis whereas of China Aster is Rheumatism. Comfrey has beauty benefits as follows: Acne, Beautiful Skin, Reduce Bruises and Remove blemishes while China Aster has beauty benefits as follows: Acne, Beautiful Skin, Reduce Bruises and Remove blemishes.
Compare Facts of Comfrey vs China Aster
How to choose the best garden plant for your garden depending upon its facts? Here garden plant comparison will help you to solve this query. Compare the facts of Comfrey vs China Aster and know which one to choose. As garden plants have benefits and other uses, allergy is also a major drawback of plants for some people. Allergic reactions of Comfrey are Antibacterial and Peripheral Edema whereas of China Aster have Asthma respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Comfrey has showy fruits and China Aster has no showy fruits. Also Comfrey is not flowering and China Aster is not flowering . You can compare Comfrey and China Aster facts and facts of other plants too.