Life Span
Perennial
Perennial
Type
Tree
Broadleaf Evergreen
Origin
South-Central United States, Texas, Mexico
Europe, Russia
Types
Cedars
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Habitat
River side, Woodlands
Cold Regions, stream banks
USDA Hardiness Zone
7-9
6-11
Sunset Zone
A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21
21,22
Habit
Oval or Rounded
Upright/Erect
Flower Color
White, Ivory
White, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Red, Light Green, Tan
Orange Red
Leaf Color in Spring
Green, Yellow green
Red, Green, Copper
Leaf Color in Summer
Green, Dark Green
Green, Blue Green
Leaf Color in Fall
Yellow, Green, Yellow green
Green, Blue Green
Leaf Color in Winter
-
Red, Dark Green, Burgundy, Bronze
Leaf Shape
Elliptic, toothed
Oval
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Late Summer, Early Fall
Late Spring, Early Summer, Summer
Tolerances
Pollution, Drought
-
Where to Plant?
Ground
Container, Ground
How to Plant?
Seedlings, Stem Planting
Root Division, Transplanting
Plant Maintenance
Medium
Low
Watering Requirements
Keep the ground moist but not water-logged, Requires a lot of watering, Requires watering in the growing season, Water Deeply
Allow to dry out slightly between watering, Water daily during growing season
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Type
Clay, Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
Prune to stimulate growth, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove hanging branches
Cut or pinch the stems, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, fertilize in growing season, Nitrogen
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
Pests and Diseases
Bacteria wilt, Beetles, Red blotch
Aphids, Stem spot
Plant Tolerance
Salt, Shade areas
Shallow soil, Sun
Flowers
Insignificant
Showy
Flower Petal Number
Single
Single
Foliage Texture
Fine
Medium
Foliage Sheen
Glossy
Glossy
Attracts
Butterflies
Ants, Butterflies, pollinators
Allergy
Skin rash
Antibacterial, Peripheral Edema
Aesthetic Uses
Landscape Designing
Cottage Garden, Showy Purposes
Beauty Benefits
-
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Environmental Uses
Air purification, Amazing growth rate, Erosion control, Food for birds, Food for insects, Nesting sites for birds, Prevent Soil Erosion
Air purification, Fixes Nitrogen
Medicinal Uses
-
Asthma, Diarrhea, Obesity, Osteoarthritis
Part of Plant Used
Stem, Tree trunks
Leaves, Twigs
Other Uses
Used as firewood, Used for woodware, Used in construction
Used for its medicinal properties
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Shade Trees, Street Trees, Topiary / Bonsai / Espalier
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Botanical Name
ULMUS crassifolia
Symphytum asperum
Common Name
Cedar Elm
Comfrey,Black Root, Blackwort, Bruisewort
In Hindi
देवदार एल्म
Blackwort
In German
Cedar Elm
Blackwort
In French
Cedar Elm
Blackwort
In Spanish
Cedar Elm
Blackwort
In Greek
Cedar Elm
Blackwort
In Portuguese
Cedar Elm
Blackwort
In Polish
Cedar Elm
Blackwort
In Latin
Ulmus Cedar
Blackwort
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Family
Ulmaceae
Boraginaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Subfamily
-
Boraginoideae
Season and Care of Cedar Elm and Comfrey
Season and care of Cedar Elm and Comfrey is important to know. While considering everything about Cedar Elm and Comfrey Care, growing season is an essential factor. Cedar Elm season is Spring, Summer and Fall and Comfrey season is Spring, Summer and Fall. The type of soil for Cedar Elm is Clay, Loam, Sand and for Comfrey is Loam, Sand while the PH of soil for Cedar Elm is Acidic, Neutral, Alkaline and for Comfrey is Acidic, Neutral.
Cedar Elm and Comfrey Physical Information
Cedar Elm and Comfrey physical information is very important for comparison. Cedar Elm height is 910.00 cm and width 760.00 cm whereas Comfrey height is 20.00 cm and width 90.00 cm. The color specification of Cedar Elm and Comfrey are as follows:
Cedar Elm flower color: White and Ivory
Cedar Elm leaf color: Green and Yellow green
Comfrey flower color: White and Light Pink
- Comfrey leaf color: Red, Green and Copper
Care of Cedar Elm and Comfrey
Care of Cedar Elm and Comfrey include pruning, fertilizers, watering etc. Cedar Elm pruning is done Prune to stimulate growth, Remove damaged leaves, Remove dead branches, Remove dead leaves and Remove hanging branches and Comfrey pruning is done Cut or pinch the stems and Remove dead leaves. In summer Cedar Elm needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Comfrey needs Lots of watering and in winter, it needs Average Water.