Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Bulb or Corm or Tuber
Origin
Europe, Russia
Latin America and the Caribbean, Central America, South America
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Canna Altensteinii, Canna Indica Purpurea
Habitat
Cold Regions, stream banks
Subtropical climates, Tropical regions, Warmer regions
USDA Hardiness Zone
6-11
8-11
AHS Heat Zone
Not Available
12-1
Habit
Upright/Erect
Upright/Erect
Minimum Height
Not Available
Minimum Width
Not Available
Flower Color
White, Light Pink
White, Yellow, Red, Orange, Pink, Rose, Salmon
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Not Available, Orange Red
Green, Tan, Brown
Leaf Color in Spring
Red, Green, Copper
Yellow, Red, Green, Purple, Gray Green, Dark Green, Burgundy
Leaf Color in Summer
Green, Blue Green
Light Green
Leaf Color in Fall
Green, Blue Green
Several shades of 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
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Late Spring, Early Summer, Summer
Indeterminate
Tolerances
Not Available
Drought
Where to Plant?
Container, Ground
Container, Ground, Pot
How to Plant?
Root Division, Transplanting
From bulbs, Seedlings
Plant Maintenance
Low
Medium
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Keep the ground moist but not water-logged, Requires regular watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Type
Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Cut or pinch the stems, Remove dead leaves
Remove damaged leaves, Remove dead leaves
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
All-Purpose Liquid Fertilizer
Pests and Diseases
Aphids, Stem spot
Red blotch
Plant Tolerance
Shallow soil, Sun
Drought
Flower Petal Number
Single
Single
Foliage Texture
Medium
Bold
Foliage Sheen
Glossy
Not Available
Attracts
Ants, Butterflies, pollinators
Butterflies, Insects
Allergy
Antibacterial, Peripheral Edema
Not Available
Aesthetic Uses
Cottage Garden, Showy Purposes
Beautification, Bouquets, Landscape Designing, Showy Purposes
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Not Available
Environmental Uses
Air purification, Fixes Nitrogen
Air purification
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
Diuretic
Part of Plant Used
Leaves, Twigs
Flowers, Leaves, Root, Seeds
Other Uses
Used for its medicinal properties
Decoration Purposes, Showy Purposes, Used As Food, Used as Ornamental plant, Used in paper industry
Used As Indoor Plant
No
Yes
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Bedding Plant, Container, Feature Plant, Foundation, Mixed Border, Tropical, Water Gardens
Botanical Name
Symphytum asperum
CANNA
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Canna, Canna Lily
In Hindi
Blackwort
भंग लिली
In German
Blackwort
Canna Lilie
In French
Blackwort
Canna
In Spanish
Blackwort
Canna lirio
In Greek
Blackwort
Canna κρίνος
In Portuguese
Blackwort
Canna
In Polish
Blackwort
Canna lilia
In Latin
Blackwort
Canna lilium
Phylum
Magnoliophyta
Embryophyta
Class
Magnoliopsida
Liliopsida
Order
Lamiales
Zingiberales
Family
Boraginaceae
Cannaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Commelinids, Monocots
Tribe
Not Available
Not Available
Subfamily
Boraginoideae
Not Available
Number of Species
Not Available
Season and Care of Comfrey and Canna
Season and care of Comfrey and Canna is important to know. While considering everything about Comfrey and Canna Care, growing season is an essential factor. Comfrey season is Spring, Summer, Fall and Winter and Canna season is Spring, Summer, Fall and Winter. The type of soil for Comfrey is Loam, Sand and for Canna is Clay, Loam, Sand while the PH of soil for Comfrey is Acidic, Neutral and for Canna is Acidic, Neutral, Alkaline.
Comfrey and Canna Physical Information
Comfrey and Canna physical information is very important for comparison. Comfrey height is 20.00 cm and width 90.00 cm whereas Canna height is Not Available and width Not Available. The color specification of Comfrey and Canna are as follows:
Comfrey flower color: White and Light Pink
Comfrey leaf color: Red, Green and Copper
Canna flower color: White, Yellow, Red, Orange, Pink, Rose and Salmon
- Canna leaf color: Yellow, Red, Green, Purple, Gray Green, Dark Green and Burgundy
Care of Comfrey and Canna
Care of Comfrey and Canna include pruning, fertilizers, watering etc. Comfrey pruning is done Cut or pinch the stems and Remove dead leaves and Canna pruning is done Remove damaged leaves and Remove dead leaves. In summer Comfrey needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Canna needs Lots of watering and in winter, it needs Average Water.