Life Span
Perennial
Perennial
Origin
Europe, Asia
North America
Types
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Water elm
Habitat
Forest edges, Hillside, Woods
Floodplains, Hillside, stream banks, Swamps, Upland
USDA Hardiness Zone
-9999
3-9
Sunset Zone
21,22
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21
Habit
Spreading
Upright/Erect
Flower Color
White, Purple, Pink, Violet, Ivory
Green
Flower Color Modifier
Bicolor
Bicolor
Leaf Color in Spring
Green, Gray Green
Light Green
Leaf Color in Summer
Green, Gray Green
Dark Green
Leaf Color in Fall
Green, Gray Green
Light Yellow
Leaf Color in Winter
Light Green
-
Leaf Shape
Oblovate
Oblique base
Plant Season
Spring, Summer
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun
Type of Soil
Clay, Loam
Loam
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Average
Average
Bloom Time
Spring, Summer
Early Spring
Tolerances
Drought
Cold climate, Drought, Pollution, Salt
Where to Plant?
Container, Ground
Ground
How to Plant?
Seedlings, Stem Planting
Rooted stem cutting, Seedlings, Stem Planting
Plant Maintenance
Medium
Low
Watering Requirements
-
Average Water Needs, Requires regular watering, Requires watering in the growing season, Water Deeply
In Summer
Average Water
Ample Water
In Spring
Moderate
Average Water
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Acidic, Neutral
Soil Type
Clay, Loam
Loam
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
Remove dead branches, Remove dead or diseased plant parts, Remove hanging branches
Fertilizers
All-Purpose Liquid Fertilizer
Fertilize every year, fertilize in growing season, Nitrogen, Phosphorous, Potassium
Pests and Diseases
Red blotch
Bark beetles, Beetles, Borers, Mites, Moth, Red blotch, Scale
Plant Tolerance
Drought
Cold climate, Drought, Salt
Flowers
Showy
Insignificant
Flower Petal Number
Single
Single
Foliage Texture
Coarse
Medium
Foliage Sheen
Matte
Matte
Allergy
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
allergic reaction, Asthma
Aesthetic Uses
-
Landscape Designing
Environmental Uses
Air purification
Absorbs greenhouse gases, Absorbs huge amounts of CO2, Air purification, Food for birds, Forms dense stands, Nesting sites for birds, Prevent Soil Erosion, Shelter for wildlife, Wildlife
Medicinal Uses
Fever, Kidney problems, Urinary tract problems
Antispasmodic, Astringent
Part of Plant Used
Flowers, Root
Bark, Stem, Tree trunks, Wood
Other Uses
-
Used as firewood, Used for woodware, Used in biomass, Used in construction, Used in Furniture, Used in paper industry, Used in pulpwood and lumber production, Wood is used for making furniture, Wood is used for ship building, Wood is used fore making tools, Wood is used in construction, Wood log is used in making fences
Used As Indoor Plant
-
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Herb / Vegetable
Feature Plant, Shade Trees, Street Trees
Botanical Name
SYMPHYTUM officinale
ULMUS americana
Common Name
Common Comfrey
American Elm
In Hindi
Hydrangea
अमेरिकी एल्म
In German
Hortensie
amerikanische Ulme
In French
Hortensia
orme d'Amérique
In Spanish
Hortensia
olmo americano
In Greek
υδραγεία
American Elm
In Portuguese
Hortênsia
olmo americano
In Polish
Hortensja
Amerykański wiązu
In Latin
Hibiscus
Latin ulmo
Family
Boraginaceae
Ulmaceae
Clade
-
Angiosperms, Eudicots, Rosids
Properties of Common Comfrey and Elm
Wondering what are the properties of Common Comfrey and Elm? We provide you with everything About Common Comfrey and Elm. Common Comfrey doesn't have thorns and Elm doesn't have thorns. Also Common Comfrey does not have fragrant flowers. Common Comfrey has allergic reactions like Chest tightness, Diarrhea, Dizziness, Nausea and Vomiting and Elm has allergic reactions like Chest tightness, Diarrhea, Dizziness, Nausea and Vomiting. Compare all the properties and characteristics of these two plants. Find out which of these plant can be used as indoor plant. If you are interested to decorate your house and garden, find out aesthetic uses, compare them and select the plant which will beautify your surrounding. Along with beautification, try comparing medicinal and edible uses of Common Comfrey and Elm and you can choose the plant having best and most benefits.
Season and Care of Common Comfrey and Elm
Season and care of Common Comfrey and Elm is important to know. While considering everything about Common Comfrey and Elm Care, growing season is an essential factor. Common Comfrey season is Spring and Summer and Elm season is Spring and Summer. The type of soil for Common Comfrey is Clay, Loam and for Elm is Loam while the PH of soil for Common Comfrey is Acidic, Neutral and for Elm is Acidic, Neutral.
Common Comfrey and Elm Physical Information
Common Comfrey and Elm physical information is very important for comparison. Common Comfrey height is 60.00 cm and width 60.00 cm whereas Elm height is 1,830.00 cm and width 910.00 cm. The color specification of Common Comfrey and Elm are as follows:
Common Comfrey flower color: White, Purple, Pink, Violet and Ivory
Common Comfrey leaf color: Green and Gray Green
Elm flower color: Green
- Elm leaf color: Light Green
Care of Common Comfrey and Elm
Care of Common Comfrey and Elm include pruning, fertilizers, watering etc. Common Comfrey pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and Elm pruning is done Remove dead branches, Remove dead or diseased plant parts and Remove hanging branches. In summer Common Comfrey needs Average Water and in winter, it needs Average Water. Whereas, in summer Elm needs Ample Water and in winter, it needs Average Water.