Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Tender Perennial
Origin
Europe, Russia
Africa, Asia, Polynesia, Australia
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
assera , caerulea , cinerascens , petasmatodes
Habitat
Cold Regions, stream banks
mild coastal areas, Upland sandy savannas
USDA Hardiness Zone
6-11
-9999
Sunset Zone
21,22
8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Clump-Forming
Flower Color
White, Light Pink
White, Blue, Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
Blue, Violet
Leaf Color in Spring
Red, Green, Copper
Green, Blue Green, Dark Green
Leaf Color in Summer
Green, Blue Green
Green, Blue Green, Dark Green
Leaf Color in Fall
Green, Blue Green
Green, Blue Green, Dark Green
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Light Green
Leaf Shape
Oval
Long Narrow
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Loamy, Sandy, Well drained
The pH of Soil
Acidic, Neutral
Neutral, Slightly Acidic
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Early Summer, Summer, Late Summer
Tolerances
-
Deer resistant, Drought, Heat Tolerance, Light Frost
Where to Plant?
Container, Ground
Ground, Pot
How to Plant?
Root Division, Transplanting
Rhizome division, Seedlings
Plant Maintenance
Low
Medium
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Requires plenty of water during the growing season
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Neutral, Slightly Acidic
Soil Type
Loam, Sand
Loamy, Sandy, Well drained
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 in the late winter or spring, 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, slow-release fertilizers
Pests and Diseases
Aphids, Stem spot
Crown rot, Fungal leaf spots
Plant Tolerance
Shallow soil, Sun
Deer resistant, Drought, Heat Tolerance, Light Frost
Flower Petal Number
Single
Single
Attracts
Ants, Butterflies, pollinators
Birds, Butterflies, Caterpillar
Allergy
Antibacterial, Peripheral Edema
breathing problems, Dizziness, poisonous if ingested
Aesthetic Uses
Cottage Garden, Showy Purposes
along a porch, deck or patio, Showy Purposes, small hedge, Wild gardens
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
-
Environmental Uses
Air purification, Fixes Nitrogen
Air purification
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
-
Part of Plant Used
Leaves, Twigs
-
Other Uses
Used for its medicinal properties
Beneficial species for attracting pollinators
Used As Indoor Plant
No
Sometimes
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Mixed Border, Tropical
Botanical Name
Symphytum asperum
DIANELLA caerulea
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Blue Flax Lily, Blueberry Lily, Paroo Lily
In Hindi
Blackwort
blue flax lily
In German
Blackwort
blau Flachs Lilie
In French
Blackwort
Dianella caerulea
In Spanish
Blackwort
Dianella caerulea
In Greek
Blackwort
Dianella caerulea
In Portuguese
Blackwort
blue flax lily
In Polish
Blackwort
blue flax lily
In Latin
Blackwort
blue flax lily
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Monocots
Order
Lamiales
Asparagales
Family
Boraginaceae
Liliaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Subfamily
Boraginoideae
-
Season and Care of Comfrey and Blue Flax Lily
Season and care of Comfrey and Blue Flax Lily is important to know. While considering everything about Comfrey and Blue Flax Lily Care, growing season is an essential factor. Comfrey season is Spring, Summer, Fall and Winter and Blue Flax Lily season is Spring, Summer, Fall and Winter. The type of soil for Comfrey is Loam, Sand and for Blue Flax Lily is Loamy, Sandy, Well drained while the PH of soil for Comfrey is Acidic, Neutral and for Blue Flax Lily is Neutral, Slightly Acidic.
Comfrey and Blue Flax Lily Physical Information
Comfrey and Blue Flax Lily physical information is very important for comparison. Comfrey height is 20.00 cm and width 90.00 cm whereas Blue Flax Lily height is 40.00 cm and width 15.00 cm. The color specification of Comfrey and Blue Flax Lily are as follows:
Comfrey flower color: White and Light Pink
Comfrey leaf color: Red, Green and Copper
Blue Flax Lily flower color: White, Blue and Blue Violet
- Blue Flax Lily leaf color: Green, Blue Green and Dark Green
Care of Comfrey and Blue Flax Lily
Care of Comfrey and Blue Flax Lily include pruning, fertilizers, watering etc. Comfrey pruning is done Cut or pinch the stems and Remove dead leaves and Blue Flax Lily pruning is done Prune in the late winter or spring, 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 Flax Lily needs Lots of watering and in winter, it needs Average Water.