Life Span
Perennial
Annual and Perennial
Type
Broadleaf Evergreen
Tree
Origin
Europe, Russia
Western United States, California, Mexico
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Calocedrus decurrens
Habitat
Cold Regions, stream banks
low mountains, Mountain tops, Subtropical climates, Temperate Regions
USDA Hardiness Zone
6-11
5-8
Sunset Zone
21,22
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Upright/Erect
Flower Color
White, Light Pink
-
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
Sandy Brown
Leaf Color in Spring
Red, Green, Copper
Green
Leaf Color in Summer
Green, Blue Green
Green
Leaf Color in Fall
Green, Blue Green
Green
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Green
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
-
Where to Plant?
Container, Ground
Ground
How to Plant?
Root Division, Transplanting
Stem Planting
Plant Maintenance
Low
Medium
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Needs less 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
Prune if you want to improve plant shape, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
No fertilizers needed
Pests and Diseases
Aphids, Stem spot
Insects
Plant Tolerance
Shallow soil, Sun
Drought
Flower Petal Number
Single
-
Fragrant Bark/Stem
No
Yes
Foliage Texture
Medium
Medium
Foliage Sheen
Glossy
Matte
Attracts
Ants, Butterflies, pollinators
Birds
Allergy
Antibacterial, Peripheral Edema
-
Aesthetic Uses
Cottage Garden, Showy Purposes
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
Stomach pain
Part of Plant Used
Leaves, Twigs
Bark, Leaves
Other Uses
Used for its medicinal properties
Making Perfumes, Used in pencil industry
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Screening / Wind Break, Shade Trees, Street Trees
Botanical Name
Symphytum asperum
CALOCEDRUS decurrens
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Incense Cedar
In Hindi
Blackwort
Incense Cedar
In German
Blackwort
Zeder
In French
Blackwort
Encens Cedar
In Spanish
Blackwort
cedro de incienso
In Greek
Blackwort
θυμίαμα Κέδρος
In Portuguese
Blackwort
cedro de incenso
In Polish
Blackwort
kadzidło Cedar
In Latin
Blackwort
incensum Cedar
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Pinopsida
Family
Boraginaceae
Cupressaceae
Genus
Symphytum
Calocedrus
Clade
Angiosperms, Eudicots, Rosids
-
Subfamily
Boraginoideae
-
Season and Care of Comfrey and Incense Cedar
Season and care of Comfrey and Incense Cedar is important to know. While considering everything about Comfrey and Incense Cedar Care, growing season is an essential factor. Comfrey season is Spring, Summer, Fall and Winter and Incense Cedar season is Spring, Summer, Fall and Winter. The type of soil for Comfrey is Loam, Sand and for Incense Cedar is Loam, Sand while the PH of soil for Comfrey is Acidic, Neutral and for Incense Cedar is Acidic, Neutral.
Comfrey and Incense Cedar Physical Information
Comfrey and Incense Cedar physical information is very important for comparison. Comfrey height is 20.00 cm and width 90.00 cm whereas Incense Cedar height is 2,130.00 cm and width 180.00 cm. The color specification of Comfrey and Incense Cedar are as follows:
Comfrey flower color: White and Light Pink
Comfrey leaf color: Red, Green and Copper
Incense Cedar flower color:
- Incense Cedar leaf color: Green
Care of Comfrey and Incense Cedar
Care of Comfrey and Incense Cedar include pruning, fertilizers, watering etc. Comfrey pruning is done Cut or pinch the stems and Remove dead leaves and Incense Cedar pruning is done Prune if you want to improve plant shape, Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Comfrey needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Incense Cedar needs Lots of watering and in winter, it needs Average Water.