Life Span
Perennial
Annual and Perennial
Type
Broadleaf Evergreen
Herbs
Origin
Europe, Russia
Southern Europe, Mediterranean
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
-
Habitat
Cold Regions, stream banks
Roadsides, wastelands
USDA Hardiness Zone
6-11
4-9
Sunset Zone
21,22
H1, H2, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Upright/Erect
Flower Color
White, Light Pink
Yellow
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
Brown
Leaf Color in Spring
Red, Green, Copper
Light Green
Leaf Color in Summer
Green, Blue Green
Light Green
Leaf Color in Fall
Green, Blue Green
Light Green
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Light Green
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Summer, Late Summer
Where to Plant?
Container, Ground
Ground
How to Plant?
Root Division, Transplanting
Seedlings, Stem Planting
Plant Maintenance
Low
Medium
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Neutral, Alkaline
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
Cut or pinch the stems, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts, Remove deadheads
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
All-Purpose Liquid Fertilizer, Use to half the strength of the fertilizer
Pests and Diseases
Aphids, Stem spot
Caterpillars, Cutworms, Slugs
Plant Tolerance
Shallow soil, Sun
Drought
Flower Petal Number
Single
Single
Fragrant Bark/Stem
No
Yes
Foliage Texture
Medium
Fine
Foliage Sheen
Glossy
Matte
Invasive
Sometimes
Sometimes
Attracts
Ants, Butterflies, pollinators
Caterpillar
Allergy
Antibacterial, Peripheral Edema
-
Aesthetic Uses
Cottage Garden, Showy Purposes
-
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
-
Environmental Uses
Air purification, Fixes Nitrogen
Air purification
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
Digestion problems, Gastrointestinal disorders
Part of Plant Used
Leaves, Twigs
Leaves, Seeds, Stem
Other Uses
Used for its medicinal properties
Can be made into a herbal tea, Culinary use, Used as a spice
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Container, Edible, Herb / Vegetable, Mixed Border
Botanical Name
Symphytum asperum
FOENICULUM vulgare
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Common Fennel, Fennel
In German
Blackwort
Fenchel
In French
Blackwort
Fenouil
In Spanish
Blackwort
Hinojo
In Greek
Blackwort
Μάραθο
In Portuguese
Blackwort
Funcho
In Polish
Blackwort
Koper włoski
In Latin
Blackwort
faeniculi
Phylum
Magnoliophyta
Anthophyta
Class
Magnoliopsida
Magnoliopsida
Family
Boraginaceae
Apiaceae
Genus
Symphytum
Foeniculum
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Subfamily
Boraginoideae
Apioideae
Importance of Comfrey and Fennel
Want to have the most appropriate plant for your garden? You might want to know the importance of Comfrey and Fennel. Basically, these two plants vary in many aspects. Compare Comfrey and Fennel 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 Fennel is Digestion problems and Gastrointestinal disorders. Comfrey has beauty benefits as follows: Acne, Beautiful Skin, Reduce Bruises and Remove blemishes while Fennel has beauty benefits as follows: Acne, Beautiful Skin, Reduce Bruises and Remove blemishes.
Compare Facts of Comfrey vs Fennel
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 Fennel 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 Fennel have respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Comfrey has showy fruits and Fennel has no showy fruits. Also Comfrey is not flowering and Fennel is not flowering . You can compare Comfrey and Fennel facts and facts of other plants too.