Life Span
Perennial
Perennial
Origin
Europe, Asia
Northeastern United States, Mid-Atlantic United States, Central United States, Canada
Types
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Blue ash, Single-leaf ash, Fragrant ash
Habitat
Forest edges, Hillside, Woods
Moist Soils
USDA Hardiness Zone
-9999
3-7
Habit
Spreading
Upright/Erect
Flower Color
White, Purple, Pink, Violet, Ivory
Green, Purple
Flower Color Modifier
Bicolor
Bicolor
Leaf Color in Spring
Green, Gray Green
Green, Dark Green
Leaf Color in Summer
Green, Gray Green
Dark Green
Leaf Color in Fall
Green, Gray Green
Yellow, Yellow green, Brown, Bronze
Leaf Color in Winter
Light Green
-
Leaf Shape
Oblovate
Pinnate
Plant Season
Spring, Summer
Spring, Summer
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun
Type of Soil
Clay, Loam
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Average
Average
Bloom Time
Spring, Summer
Early Spring, Spring
Tolerances
Drought
Wet Site
Where to Plant?
Container, Ground
Ground
How to Plant?
Seedlings, Stem Planting
Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
-
Average Water Needs
In Summer
Average Water
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Acidic, Neutral
Soil Type
Clay, Loam
Clay, Loam, Sand
Soil Drainage Capacity
Average
Average
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Prune in fall, Prune in winter, Prune when plant is dormant, Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts, Remove short twigs
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
Wet Site
Flowers
Showy
Insignificant
Flower Petal Number
Single
-
Foliage Texture
Coarse
Medium
Foliage Sheen
Matte
Glossy
Attracts
Bees, Flies
Birds
Allergy
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
-
Aesthetic Uses
-
Showy Purposes
Edible Uses
-
Insignificant
Environmental Uses
Air purification
Air purification, Nesting sites for birds, Wildlife, Windbreak
Medicinal Uses
Fever, Kidney problems, Urinary tract problems
Antirheumatic, Diaphoretic, Diuretic, Fever, Gout, Laxative, Ophthalmic, Purgative, Sore Eyes, Sore throat, Tonic
Part of Plant Used
Flowers, Root
Inner Bark, Leaves, Tree trunks
Other Uses
-
Basketary, Used as a dye, Used as fuel, Used for woodware
Used As Indoor Plant
-
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Herb / Vegetable
Shade Trees, Water Gardens
Botanical Name
SYMPHYTUM officinale
FRAXINUS nigra
Common Name
Common Comfrey
Black Ash, Brown Ash, Swamp Ash
In Hindi
Hydrangea
Black Ash plant
In German
Hortensie
Black Ash Pflanze
In French
Hortensia
plante Black Ash
In Spanish
Hortensia
planta de negro de Ceniza
In Greek
υδραγεία
φυτό μαύρη τέφρα
In Portuguese
Hortênsia
planta Black Ash
In Polish
Hortensja
Black Ash roślin
In Latin
Hibiscus
Black ash herba
Family
Boraginaceae
Oleaceae
Clade
-
Angiosperms, Asterids, Eudicots
Difference Between Common Comfrey and Black Ash
If you are confused whether Common Comfrey or Black Ash are same, here are some features about those plants to help you choose better. Many people think that these two plants have the same characteristics, but one can see Common Comfrey and Black Ash Information and learn more about it. Fertilizers required for proper growth of Common Comfrey are All-Purpose Liquid Fertilizer, whereas for Black Ash fertilizers required are All-Purpose Liquid Fertilizer. Hence, one should know the basic difference between Common Comfrey and Black Ash if you are planning to have them in your garden to enhance its beauty.
<
Flowering Plants
Importance of Common Comfrey and Black Ash
Want to have the most appropriate plant for your garden? You might want to know the importance of Common Comfrey and Black Ash. Basically, these two plants vary in many aspects. Compare Common Comfrey and Black Ash 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 Common Comfrey is Fever, Kidney problems and Urinary tract problems whereas of Black Ash is Antirheumatic, Diaphoretic, Diuretic, Fever, Gout, Laxative, Ophthalmic, Purgative, Sore Eyes, Sore throat and Tonic. Common Comfrey has beauty benefits as follows: while Black Ash has beauty benefits as follows: .
Compare Facts of Common Comfrey vs Black Ash
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 Common Comfrey vs Black Ash 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 Common Comfrey are Chest tightness, Diarrhea, Dizziness, Nausea and Vomiting whereas of Black Ash have respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Common Comfrey has no showy fruits and Black Ash has no showy fruits. Also Common Comfrey is not flowering and Black Ash is not flowering . You can compare Common Comfrey and Black Ash facts and facts of other plants too.