Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Perennial, Shrub
Origin
Europe, Russia
Northwestern United States, Canada
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
sharpleaf penstemon, white-margined beardtongue, lowland beardtongue
Habitat
Cold Regions, stream banks
foothill woods, High elevation, Open areas, Rocky areas
USDA Hardiness Zone
6-11
4-9
Sunset Zone
21,22
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 14, 15
Habit
Upright/Erect
Mat-forming
Flower Color
White, Light Pink
Purple
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
Brown
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
Dark Green
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Dark Green
Leaf Shape
Oval
Narrow and lance shape
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
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
Late Spring, Early Summer
Where to Plant?
Container, Ground
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
Needs less watering, Requires regular watering, Water occasionally
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Acidic, Neutral
Soil Type
Loam, Sand
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
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
Flower Petal Number
Single
Single
Foliage Texture
Medium
Fine
Foliage Sheen
Glossy
Glossy
Attracts
Ants, Butterflies, pollinators
Hummingbirds, Butterflies
Allergy
Antibacterial, Peripheral Edema
Asthma, Pollen
Aesthetic Uses
Cottage Garden, Showy Purposes
Cottage Garden, Showy Purposes
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
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Environmental Uses
Air purification, Fixes Nitrogen
Air purification, Wildlife
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
Recovering internal injuries, Wounds
Part of Plant Used
Leaves, Twigs
Flowers
Other Uses
Used for its medicinal properties
Container, Used as Ornamental plant, Veterinarian uses
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Alpine, Container, Mixed Border, Rock Garden / Wall, Wildflower
Botanical Name
Symphytum asperum
PENSTEMON fruticosus 'Purple Haze'
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Bush Penstemon, Shrubby Penstemon
In Hindi
Blackwort
Bush Penstemon
In German
Blackwort
Bush Penstemon
In French
Blackwort
Bush Penstemon
In Spanish
Blackwort
Bush Penstemon
In Greek
Blackwort
Μπους Penstemon
In Portuguese
Blackwort
Bush, Penstemon
In Polish
Blackwort
Bush Penstemon
In Latin
Blackwort
Persicaria Bush
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Scrophulariales
Family
Boraginaceae
Scrophulariaceae
Genus
Symphytum
Penstemon
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Subfamily
Boraginoideae
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Importance of Comfrey and Bush Penstemon
Want to have the most appropriate plant for your garden? You might want to know the importance of Comfrey and Bush Penstemon. Basically, these two plants vary in many aspects. Compare Comfrey and Bush Penstemon 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 Bush Penstemon is Recovering internal injuries and Wounds. Comfrey has beauty benefits as follows: Acne, Beautiful Skin, Reduce Bruises and Remove blemishes while Bush Penstemon has beauty benefits as follows: Acne, Beautiful Skin, Reduce Bruises and Remove blemishes.
Compare Facts of Comfrey vs Bush Penstemon
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 Bush Penstemon 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 Bush Penstemon have Asthma and Pollen respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Comfrey has showy fruits and Bush Penstemon has no showy fruits. Also Comfrey is not flowering and Bush Penstemon is not flowering . You can compare Comfrey and Bush Penstemon facts and facts of other plants too.