Life Span
Perennial
  
Perennial
  
Type
Broadleaf Evergreen
  
Shrub
  
Origin
Europe, Russia
  
Australia
  
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
  
Not available
  
Number of Varieties
Not Available
  
Habitat
Cold Regions, stream banks
  
subtropical regions, Temperate Regions, Tropical regions, Warmer regions
  
USDA Hardiness Zone
6-11
  
9-11
  
AHS Heat Zone
Not Available
  
12-1
  
Sunset Zone
21,22
  
H1, H2, 13, 14, 15, 16, 17, 20, 21, 22, 23, 24
  
Habit
Upright/Erect
  
Upright/Erect
  
Plant Size
  
  
Plant Color
  
  
Flower Color
White, Light Pink
  
Blue, Purple, Blue Violet
  
Flower Color Modifier
Bicolor
  
Not Available
  
Fruit Color
Not Available, Orange Red
  
Not Available
  
Leaf Color in Spring
Red, Green, Copper
  
Dark Green
  
Leaf Color in Summer
Green, Blue Green
  
Dark Green
  
Leaf Color in Fall
Green, Blue Green
  
Dark Green
  
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
  
Dark Green
  
Shape
  
  
Leaf Shape
Oval
  
Irregular
  
Thorns
No
  
No
  
Plant Season
Spring, Summer, Fall, Winter
  
Spring, Summer, Fall, Winter
  
Growing Conditions
  
  
Sunlight
Full Sun, Partial Sun, Partial shade
  
Full Sun
  
Growth Rate
Medium
  
Medium
  
Type of Soil
Loam, Sand
  
Clay, Loam, Sand
  
The pH of Soil
Acidic, Neutral
  
Acidic, Neutral, Alkaline
  
Soil Drainage
Well drained
  
Well drained
  
Bloom Time
Late Spring, Early Summer, Summer
  
Indeterminate
  
Repeat Bloomer
No
  
Yes
  
Tolerances
Not Available
  
Not Available
  
Where to Plant?
Container, Ground
  
Ground, Pot
  
How to Plant?
Root Division, Transplanting
  
Seedlings, Semi-hardwood cuttings
  
Plant Maintenance
Low
  
Medium
  
Watering Plants
  
  
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
  
Average Water Needs, Do Not over Water, Requires regular watering
  
In Summer
Lots of watering
  
Lots of watering
  
In Spring
Moderate
  
Moderate
  
In Winter
Average Water
  
Average Water
  
Soil
  
  
Soil pH
Acidic, Neutral
  
Acidic, Neutral, Alkaline
  
Soil Type
Loam, Sand
  
Clay, Loam, Sand
  
Soil Drainage Capacity
Well drained
  
Well drained
  
Sun Exposure
Full Sun, Partial Sun, Partial shade
  
Full Sun
  
Pruning
Cut or pinch the stems, Remove dead leaves
  
Remove damaged leaves, Remove dead branches, 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, Rust aphids
  
Plant Tolerance
Shallow soil, Sun
  
Not Available
  
Flowers
Showy
  
Yes
  
Flower Petal Number
Single
  
Single
  
Fruits
  
  
Showy Fruit
Yes
  
No
  
Edible Fruit
No
  
No
  
Fragrance
  
  
Fragrant Flower
Yes
  
No
  
Fragrant Fruit
No
  
No
  
Fragrant Leaf
No
  
No
  
Fragrant Bark/Stem
No
  
No
  
Showy Foliage
Yes
  
Yes
  
Showy Bark
No
  
No
  
Foliage Texture
Medium
  
Medium
  
Foliage Sheen
Glossy
  
Matte
  
Evergreen
No
  
No
  
Invasive
Sometimes
  
No
  
Self-Sowing
No
  
Yes
  
Attracts
Ants, Butterflies, pollinators
  
Butterflies, Flying insects, Hummingbirds, Insects
  
Allergy
Antibacterial, Peripheral Edema
  
Not Available
  
Uses
  
  
Aesthetic Uses
Cottage Garden, Showy Purposes
  
Borders, Showy Purposes, small hedge
  
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
  
Not Available
  
Edible Uses
No
  
Showy
  
Environmental Uses
Air purification, Fixes Nitrogen
  
Air purification
  
Plant Benefits
  
  
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
  
High blood pressure, lowering blood pressure
  
Part of Plant Used
Leaves, Twigs
  
Flowers, Leaves
  
Other Uses
Used for its medicinal properties
  
Decoration Purposes
  
Used As Indoor Plant
No
  
Yes
  
Used As Outdoor Plant
Yes
  
Yes
  
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
  
Container, Feature Plant, Hedges, Mixed Border, Rock Garden, Wall
  
Botanical Name
Symphytum asperum
  
ALYOGYNE huegelii 'Monle'
  
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
  
Blue Hibiscus, Purple Delight Blue Hibiscus
  
In Hindi
Blackwort
  
Blue Hibiscus
  
In German
Blackwort
  
Blauer Hibiskus Baum
  
In French
Blackwort
  
Bleu Hibiscus Arbre
  
In Spanish
Blackwort
  
Azul árbol del hibisco
  
In Greek
Blackwort
  
Μπλε Hibiscus Tree
  
In Portuguese
Blackwort
  
Árvore azul do hibiscus
  
In Polish
Blackwort
  
Niebieski Hibiscus Drzewo
  
In Latin
Blackwort
  
Hibiscus lignum blue
  
Kingdom
Plantae
  
Plantae
  
Phylum
Magnoliophyta
  
Magnoliophyta
  
Class
Magnoliopsida
  
Magnoliopsida
  
Order
Lamiales
  
Malvales
  
Family
Boraginaceae
  
Malvaceae
  
Genus
Symphytum
  
Alyogyne
  
Clade
Angiosperms, Eudicots, Rosids
  
Angiosperms, Eudicots, Rosids
  
Tribe
Not Available
  
Hibisceae
  
Subfamily
Boraginoideae
  
Malvoideae
  
Number of Species
Not Available
  
Not Available
  
Season and Care of Comfrey and Blue Hibiscus
Season and care of Comfrey and Blue Hibiscus is important to know. While considering everything about Comfrey and Blue Hibiscus Care, growing season is an essential factor. Comfrey season is Spring, Summer, Fall and Winter and Blue Hibiscus season is Spring, Summer, Fall and Winter. The type of soil for Comfrey is Loam, Sand and for Blue Hibiscus is Clay, Loam, Sand while the PH of soil for Comfrey is Acidic, Neutral and for Blue Hibiscus is Acidic, Neutral, Alkaline.
Comfrey and Blue Hibiscus Physical Information
Comfrey and Blue Hibiscus physical information is very important for comparison. Comfrey height is 20.00 cm and width 90.00 cm whereas Blue Hibiscus height is 120.00 cm and width 120.00 cm. The color specification of Comfrey and Blue Hibiscus are as follows:
Comfrey flower color: White and Light Pink
Comfrey leaf color: Red, Green and Copper
Blue Hibiscus flower color: Blue, Purple and Blue Violet
- Blue Hibiscus leaf color: Dark Green
Care of Comfrey and Blue Hibiscus
Care of Comfrey and Blue Hibiscus include pruning, fertilizers, watering etc. Comfrey pruning is done Cut or pinch the stems and Remove dead leaves and Blue Hibiscus pruning is done 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 Blue Hibiscus needs Lots of watering and in winter, it needs Average Water.